| Group or Formation | Period | Notes |
|---|
| Abasheva Formation | Jurassic |
| Abashevo Suite Formation | Jurassic |
| Abrekskaya Suite Formation | Permian |
| Acheshbok Formation | Triassic |
| Admiralty Formation | Triassic |
| Adz'va Formation | Permian |
| Agabyt Formation | Triassic |
| Agitkan Formation | Triassic |
| Agulak Suite Formation | Jurassic |
| Akachan Formation | Permian, Carboniferous |
| Akatievo Formation | Carboniferous |
| Akatuevskaya Formation | Jurassic |
| Akavassky Formation | Carboniferous |
| Akchalym Formation | Silurian |
| Akdurug Formation | Cambrian |
| Aksai Suite Formation | Jurassic |
| Aksaisk Formation | Jurassic |
| Aktash Formation | Silurian |
| Aktash Suite Formation | Jurassic |
| Aktasty Formation | Permian |
| Aleksandrovskii Formation | Carboniferous |
| Aleksin Formation | Carboniferous |
| Altatka Suite Formation | Jurassic |
| Aluginskaya Formation | Paleogene |
| Alykaevskaya Formation | Carboniferous |
| Alyutovo Formation | Carboniferous |
| Amanak Formation | Permian |
| Amanakskaya Formation | Permian |
| Amaninskaya Formation | Paleogene |
| Amata Formation | Devonian |
| Amba Formation | Triassic |
| Amkanzhin Formation | Permian |
| Amkin Formation | Cretaceous |
| Angachi Formation | Silurian |
| Antibes Formation | Cretaceous |
| Antiinsky Formation | Permian |
| Antiya Formation | Permian |
| Apsat Formation | Cretaceous |
| Arakay Group/Arakayskaya Formation | Paleogene |
| Arakay Group/Gastellovskaya Formation | Paleogene |
| Arakay Group/Gennoyshinskaya Formation | Paleogene |
| Argun Formation | Cretaceous |
| Arkachan Formation | Permian |
| Arkagalinskaya Formation | Cretaceous |
| Asatausky Formation | Carboniferous |
| Askyn Formation | Devonian |
| Askynbashsky Formation | Carboniferous |
| Astronomicheskogo Mysa Formation | Paleogene |
| Atkan Formation | Permian |
| Ausinskaya Formation | Neogene |
| Avamskaya Suite Formation | Permian |
| Avlandian Formation | Permian |
| Ayach'yaga Formation | Permian |
| Ayak Suite Formation | Jurassic |
| Aykhal Formation | Carboniferous |
| Ayyuvinskiy Formation | Carboniferous |
| Babuk Formation | Triassic |
| Badin Formation | Jurassic |
| Bagan Formation | Ordovician |
| Baigendzhi Formation | Permian |
| Baigendzhin Formation | Permian |
| Baikur Formation | Permian |
| Baital Formation | Silurian |
| Baitugan Formation | Permian |
| Bajtugan Formation | Permian |
| Bakalinskian Suite Formation | Permian |
| Baksanii Formation | Ordovician |
| Balakhtison Formation | Cambrian |
| Baley Formation | Cretaceous |
| Barabash Formation | Permian |
| Barabashskaya Formation | Permian |
| Baraniy Formation | Ordovician |
| Barents Formation | Carboniferous |
| Basal and coalFormation | Jurassic |
| Batylykh Formation | Cretaceous |
| Bayan Kol Formation | Cambrian |
| Baytugan Formation | Permian |
| Bazaikha Formation | Cambrian |
| Bazanov and Bokhtin Suite Formation | Jurassic |
| Bazanovo and Bokhto Suites Formation | Jurassic |
| Bazarli Suite Formation | Jurassic |
| Bazhenov Formation | Cretaceous |
| Begichev Formation | Cretaceous |
| Beglyi Formation | Permian |
| Begunovskaya Formation | Neogene |
| Belalabinskaya Group/Nikitin Formation | Permian |
| Belalabinskaya Group/Urushten Formation | Permian |
| Belaya Kalitva Formation | Carboniferous |
| Belebeevo Formation | Permian |
| Belebei Formation | Permian |
| Belebeyeoskaya Suite Formation | Permian |
| Belkovskaya Formation | Permian |
| Belogorsk Formation | Silurian |
| Beloshchel'e Formation | Permian |
| Belovo Horizon Formation | Devonian |
| Belushkin Formation | Permian |
| Belushkinskaya Suite Formation | Permian |
| Belyi Yar Formation | Carboniferous |
| Berchogur? Formation | Devonian |
| Bereza Beds Formation | Cretaceous |
| Berge Suite Formation | Jurassic |
| Berikul Formation | Cambrian |
| Bezymyanny Formation | Permian |
| Biertdag Formation | Devonian |
| Bilir Formation | Cambrian |
| Bitak Suite Formation | Jurassic |
| Bizovskaya Suite Formation | Permian |
| Blinovo Formation | Neogene |
| Bochara Formation | Permian |
| Boets Formation | Permian |
| Boguchan Formation | Permian |
| Boguchany Formation | Permian |
| Bokhtin Formation | Jurassic |
| Bokhto Suite Formation | Jurassic |
| Bol'shaya Kheta Group/Nadoyakh Formation | Jurassic |
| Bol'sheishin Formation | Cambrian |
| Bolshekinelskaya Formation | Permian |
| Bolshesininskaya Series Group/Mishayagskaya Suite Formation | Triassic |
| Bolshesininskaya Series Group/Vyatkinskaya Suite Formation | Triassic |
| Borodino Suite Formation | Jurassic |
| Botchi Formation | Neogene |
| Britvinskaya Series Formation | Permian |
| Bugali Formation | Permian |
| Bugarikta Formation | Triassic |
| Bugryshikhinskaya Formation | Ordovician |
| Bukachacha Formation | Cretaceous |
| Bukobai Formation | Triassic |
| Bukobaiskaya Suite Formation | Triassic |
| Bukobay Formation | Triassic |
| Bukukun Formation | Jurassic |
| Bukukun Suite Formation | Jurassic |
| Bulunkan Formation | Triassic |
| Buregi Formation | Devonian |
| Burgali Formation | Permian |
| Burguklinskaya Formation | Permian |
| Burguklinskaya Suite Formation | Permian |
| Burkguklinian suite Formation | Permian |
| Burskii Formation | Ordovician |
| Burtsevsky Formation | Permian |
| Byankino Formation | Jurassic |
| Byankinskaya Formation | Jurassic |
| Bykov Formation | Cretaceous |
| Byrranga Formation | Permian |
| Bystraya Formation | Cambrian |
| Bytantay Formation | Permian |
| Byzovaya Formation | Triassic |
| Cabanin Horizon Formation | Devonian |
| Cape Zhurinskiy outcrop Formation | Cambrian |
| Carbonate Formation | Triassic |
| Carbonate, Clastic carbonate Formation | Triassic |
| Chagachan Suite Formation | Jurassic |
| Chakyr Formation | Ordovician |
| Chalmak Formation | Silurian |
| Chambin Formation | Permian |
| Chandalaz Formation | Permian |
| Charkabozh Formation | Triassic |
| Chebalsinskaya Formation | Permian |
| Chechuma Suite Formation | Jurassic |
| Chegitun Formation | Ordovician |
| Chekhan Formation | Cambrian |
| Chelyabinskaya Series Group/Kalachevskaya Suite Formation | Triassic |
| Chelyabinskaya Series Group/Korkinskaya Suite Formation | Triassic |
| Chelyabinskaya Series Group/Kozirevskaya Suite Formation | Triassic |
| Chepa Suite Formation | Jurassic |
| Cheremkhovo Formation | Jurassic |
| Cheremkhovo Suite Formation | Jurassic |
| Cheremkhovskaya Formation | Jurassic |
| Cheriyusskaya Suite Formation | Permian |
| Chernaya Bay Horizon Formation | Devonian |
| Chernorechian Suite Formation | Permian |
| Chernovskaya Group/Doronino Formation | Cretaceous |
| Cherpel' Suite Formation | Jurassic |
| Chertovskia Formation | Ordovician |
| Chichikan Formation | Triassic |
| Chigan Formation | Cretaceous |
| Chikoi Formation | Neogene |
| Chinka Formation | Permian |
| Chisyan Formation | Permian |
| Chochaskaya Suite Formation | Permian |
| Chopko Formation | Cambrian |
| Chusovitino Suite Formation | Jurassic |
| Cladochonus Limestone Formation | Permian |
| Clastic carbonate Formation | Triassic |
| Coal Suite Formation | Jurassic |
| Conglomerate Suite Formation | Jurassic |
| Coryphyllia Beds Formation | Triassic |
| Dadoy Formation | Permian |
| Daekhuriin Group/Daekhuriinskaya Formation | Paleogene |
| Daekhuriin Group/Mutnovskaya Formation | Paleogene |
| Dagi Group/Agnevskaya Formation | Neogene |
| Dagi Group/Daginskaya Formation | Neogene |
| Dainskaya Formation | Cretaceous |
| Dal'nii Suite Formation | Jurassic |
| Daratuiskiy Formation | Permian |
| Dashtygoi Formation | Silurian |
| Dashtygoi Beds Formation | Silurian |
| Daya Formation | Cretaceous |
| Degali Formation | Permian |
| Degibadam Suite Formation | Jurassic |
| Delendzha Formation | Permian |
| Delendzhin Formation | Permian |
| Delenzhinskaya Suite Formation | Permian |
| Dem'yanovskaya Formation | Triassic |
| Dep Suite Formation | Jurassic |
| Dietken Formation | Ordovician |
| Div'ya Formation | Permian |
| Djaskoian Formation | Jurassic |
| Dmitriyevskaya Formation | Cambrian |
| Dolborskii Formation | Ordovician |
| Dolgan Formation | Cretaceous |
| Domanik Formation | Devonian |
| Donguz Formation | Triassic |
| Dulankhora Suite Formation | Jurassic |
| Dulgalakh Formation | Permian |
| Dulgalakhskaya Suite Formation | Permian |
| Duraisk Formation | Jurassic |
| Durnayu Formation | Silurian |
| Dvuroginskaya Suite Formation | Triassic, Permian |
| Dyby Formation | Permian |
| Dzharsu Suite Formation | Jurassic |
| Dzhaskoi Suite Formation | Jurassic |
| Dzhelon Suite Formation | Jurassic |
| Dzheltin Formation | Permian |
| Dzheltinskaya Formation | Permian |
| Dzhiakunian Formation | Permian |
| Dzhigdali Formation | Permian |
| Dzhil' Suite Formation | Jurassic |
| Dzhuptagin Formation | Permian |
| Echii Formation | Permian |
| Echinosphaerites Chalk Formation | Ordovician |
| Echiy Formation | Permian |
| Edzhid Formation | Carboniferous |
| Efremov Formation | Permian |
| EksenyaFormation | Cretaceous |
| Ekushanskaya Suite Formation | Permian |
| El'gyan Formation | Cambrian |
| Elegest Suite Formation | Jurassic |
| Elets Formation | Devonian |
| Emanra Formation | Cretaceous |
| Emjaksin Formation | Cambrian |
| Emyaksin Formation | Cambrian |
| Endybal Formation | Permian |
| EndybalFormation | Permian |
| Enemtenskaya Formation | Neogene |
| ErFormation | Permian |
| Erbek Suite Formation | Jurassic |
| Erkeket Formation | Cambrian |
| Ermanovka Group/Etolon Formation | Neogene |
| Ermanovskaya Formation | Neogene |
| Erunakov Formation | Permian |
| Erunakovskaya Group/Gramoteinskaya Formation | Permian |
| Erunakovskaya Group/Leninskaya Formation | Permian |
| Etolon Formation | Neogene |
| Etolonskaya Formation | Neogene |
| Evenkskaya Formation | Permian |
| Evlanovo Formation | Devonian |
| Evtropina Formation | Devonian |
| Ezhovyi Formation | Neogene |
| Fedorovskiy Formation | Permian |
| Filipp'el Formation | Silurian |
| Fol'k Formation | Permian |
| Gabdrashidov Formation | Permian |
| Gabdrashitovian Suite Formation | Permian |
| Gabdrashitovian Suite? Formation | Permian |
| Gabirut and Dzhizhikrut Suites Formation | Jurassic |
| Gakkhinskaya Formation | Paleogene |
| Galindai Formation | Permian |
| Gamskaya Group/Yarenskian Formation | Triassic | - |
| Ganin Formation | Devonian |
| Gankin Formation | Cretaceous |
| Gapshima Formation | Cretaceous |
| Gazov Formation | Permian |
| Gerkinskaya Formation | Permian |
| Getkilninskaya Formation | Paleogene |
| Gidarin Formation | Jurassic |
| Gidarinskaya Formation | Cretaceous |
| Gizhiga Formation | Permian |
| Glubokaya Formation | Devonian |
| Glushinskaya Formation | Jurassic |
| Glushkovo Formation | Jurassic |
| Godymboy Formation | Cretaceous |
| Godymboyskaya Formation | Cretaceous |
| Golomyannyj Formation | Silurian |
| Gorbiyachin Formation | Entsy, Madu |
| Gorbousha Formation | Cretaceous, Jurassic |
| Goryachikh Klyuchey Formation | Neogene |
| Granatovoya Formation | Neogene |
| Greben Formation | Silurian |
| Gremyashchij Formation | Devonian |
| Gundara Formation | Cretaceous |
| Gurimisskaya Suite Formation | Triassic |
| Gurud Suite Formation | Jurassic |
| Gusinaya Formation | Permian |
| Gusinozemelskaya Formation | Permian |
| Herbesskaya Formation | Carboniferous |
| Holmsk Formation | Neogene |
| Holodnolog Formation | Permian |
| Honto Formation | Neogene |
| Honto Group/Aushi Formation | Neogene |
| Honto Group/Hacchorei Formation | Neogene |
| Ichetuy Formation | Jurassic |
| Ichetuy Suite Formation | Jurassic |
| Il'chir Formation | Cambrian |
| Il'inskaya Formation | Neogene |
| Il'inskaya Formation | Permian |
| Il'inskaya Formation | Permian |
| Il'inskaya Group/Uskatskaya Formation | Permian |
| Il'khatunskaya Formation | Paleogene |
| Ilanskaya Suite Formation | Jurassic |
| Ilek Formation | Cretaceous |
| Ilibei Formation | Permian |
| Ilibeiskaya Formation | Permian |
| Imtachan Formation | Permian |
| Inta Formation | Permian |
| Intian Suite Formation | Permian |
| Ionayskaya Formation | Paleogene |
| Irbitey Formation | Cambrian |
| Irbychan Formation | Permian |
| Iren Formation | Permian |
| Irga Formation | Permian |
| Ishanovskaya Formation | Permian |
| Ishanovskaya Suite Formation | Permian |
| Itat Formation | Jurassic |
| Itat Suite Formation | Jurassic |
| IvaFormation | Permian |
| Kabanka Formation | Silurian |
| KadyrFormation | Jurassic |
| Kakanaut Formation | Cretaceous |
| Kakertskaya Formation | Neogene |
| Kalenda Suite Formation | Jurassic |
| Kalga Suite Formation | Jurassic |
| Kalgan Formation | Jurassic |
| Kalinovka Formation | Permian |
| Kalitvenskaya Formation | Permian |
| Kalvitza Formation | Silurian |
| Kalyan Formation | Jurassic |
| Kamala Suite Formation | Jurassic |
| Kamchikskaya Formation | Paleogene |
| Kamenka Bay Horizon Formation | Devonian |
| Kamennyi Yar Formation | Triassic |
| Kameshkovskiy Formation | Cambrian |
| Kamyshin Formation | Paleogene |
| Kamyshla Formation | Permian |
| Kamyshlinskie Formation | Permian |
| Kanarai Formation | Jurassic |
| Kangauz Formation | Cretaceous |
| Kanyon Formation | Ordovician |
| Karadan Formation | Triassic |
| Karadiirmen' Suite Formation | Jurassic |
| Karagan Formation | Neogene |
| Karakhem Formation | Silurian |
| Karalda Suite Formation | Jurassic |
| Karasinskaya Formation | Ordovician |
| Karazin Formation | Triassic |
| Kardasyn Suite Formation | Jurassic |
| Karmakula Formation | Permian |
| Karmyssian Suite Formation | Permian |
| Karpinsk Formation | Devonian |
| Kata Formation | Carboniferous |
| Katanga Formation | Cambrian |
| Kazan Formation | Permian |
| KazankovoFormation | Permian |
| KazankovoFormation | Permian |
| Kazarka Formation | Carboniferous |
| Kech'pel Formation | Permian |
| Kedrovsk Formation | Russian Federation |
| Kemerovskaya Formation | Permian |
| Kemerovskaya Suite Formation | Permian |
| Kemskaya Formation | Cretaceous |
| Keryamaelskaya Suite Formation | Triassic |
| Kessyusa Formation | Cambrian |
| Keteme Formation | Cambrian |
| Khabakh Formation | Permian |
| Khabakhskaya Suite Formation | Permian |
| Khakanchanskaya Suite Formation | Permian |
| Khalagai Formation | Neogene |
| Khalalin Formation | Permian |
| Khaldzhin Formation | Permian |
| Khaldzin Formation | Permian |
| Khalkitoi Suite Formation | Jurassic |
| Khalpirki Formation | Permian |
| Khamaka Formation | Ediacaran |
| Khamovnicheskiy Formation | Carboniferous |
| Khamsarin Formation | Cambrian |
| Khanalichan Formation | Permian |
| Khandyg Formation | Silurian |
| Khantayka Formation | Cambrian |
| Khapry Formation | Neogene |
| Kharaulakh Formation | Permian |
| Kharbalakhskaya Suite Formation | Permian |
| Khariyasskaya Suite Formation | Permian |
| Kharkov Formation | Paleogene |
| Kheta Formation | Cretaceous |
| Khilok Formation | Cretaceous |
| Khivach Formation | Permian |
| Khodzin Formation | Triassic |
| Kholmsk Group/Gastellovskaya Formation | Paleogene |
| Kholmsk Group/Kholmskaya Formation | Paleogene |
| Kholodzhikan Suite Formation | Jurassic |
| Khomustakhskaya Suite Formation | Permian |
| Khorasoim Formation | Cretaceous |
| Khorbusuonka Group/Khatyspyt Formation | Ediacaran |
| Khorbusuonka Group/Mastakh Formation | Ediacaran |
| Khorbusuonka Group/Turkut Formation | Ediacaran |
| Khoreiver Formation | Ordovician |
| Khorokitskaya Suite Formation | Carboniferous |
| Khorokyt Formation | Permian |
| Khulgunskaya Formation | Paleogene |
| Khumara Suite Formation | Jurassic |
| Khungtukun Formation | Permian |
| Khuren Formation | Permian |
| Khutsin Formation | Paleogene |
| Khyuktinsky Group/First Formation | Silurian |
| Kibitigasskaya Suite Formation | Triassic |
| Kichkil and Tumanjak Suites Formation | Jurassic |
| KidrenskFormation | Ordovician |
| Kielno Variegated Limestone Formation | Ordovician |
| Kigiltas Formation | Permian |
| Kigiltasskaya Suite Formation | Carboniferous |
| Kilakirnunskaya Formation | Paleogene |
| Kimaiskii Formation | Ordovician |
| KirenskiiFormation | Ordovician |
| Kirpichnikov suite Formation | Cambrian |
| Kirpichnikov suite Group/Kirpichnikov Formation | Cambrian |
| Kirsanovskaya Formation | Cretaceous |
| Kizelov Formation | Carboniferous |
| Kizi Formation | Neogene |
| Klenova Formation | Silurian |
| Kobyuma Formation | Permian |
| Kocherginskaya Formation | Permian |
| KogeFormation | Jurassic |
| Kokala Suite Formation | Jurassic |
| Kokkija Suite Formation | Jurassic |
| Koktui Suite Formation | Jurassic |
| Kokuybel'su Suite Formation | Jurassic |
| Koldarian Suite Formation | Permian |
| Kolonga Suite Formation | Silurian |
| Komichan Formation | Permian |
| Kondurovkskiy Formation | Permian |
| KonstantinFormation | Carboniferous |
| Konvunchana Group/Bugarikta Formation | Permian |
| Kopanaskya Formation | Triassic |
| Korkino Formation | Triassic |
| Korothinskaya Formation | Ordovician |
| Kos'yu Formation | Permian |
| Koshelevka Formation | Permian |
| Koshelevskaya Formation | Permian |
| Koshelevskaya Suite Formation | Permian |
| Kotchakan Formation | Ordovician |
| Kotelnich Group/Urpalov Formation | Permian |
| Kotodzha Formation | Ediacaran |
| Kotuiskaya Suite Formation | Permian |
| Kotuy Formation | Cambrian |
| Kovachinskaya Formation | Paleogene |
| Kozhim Formation | Permian |
| KozhimFormation | Permian |
| Kozhimrudnik Formation | Permian |
| Kozhimrudnitskaya Formation | Permian |
| Kozhimrudnitzkaya Suite Formation | Permian |
| Kozhym Formation | Permian, Ordovician |
| Kozlovskaya Formation | Paleogene |
| Krasnaya Bukhta Formation | Silurian |
| Krasnoporog Formation | Cambrian |
| Krasnoshchel' Formation | Permian |
| Kremenskoy Formation | Carboniferous |
| Krivaya Luka Group/KirenskiiFormation | Ordovician |
| Krivoi Ruchei Formation | Devonian |
| Krivorechenskaya Formation | Cretaceous |
| Kuba Formation | Silurian |
| Kuba Beds Formation | Silurian |
| Kubalangdinskaya Suite Formation | Permian |
| Kugutyk Formation | Carboniferous |
| Kuitun Suite Formation | Jurassic |
| Kukhiraat Suite Formation | Jurassic |
| Kukubel'su Suite Formation | Jurassic |
| Kul'diminskaya Formation | Triassic |
| Kulamat Formation | Devonian |
| Kuldiminskaya Series Formation | Triassic |
| Kuldiminskaya Suite Formation | Triassic |
| Kulinskaya Formation | Permian |
| Kulogory Formation | Permian |
| Kulomzin Formation | Cretaceous |
| Kulsary Suite Formation | Jurassic |
| Kultash Formation | Silurian |
| Kulu Formation | Permian |
| Kuluvenskaya Formation | Neogene |
| Kulyumbe Formation | Cambrian |
| Kumanskaya Suite Formation | Triassic |
| Kuonamka Formation | Cambrian |
| Kuragan Suite Formation | Ordovician |
| Kuranakh Formation | Silurian |
| Kurashi Formation | Neogene |
| Kurasiyskaya Formation | Neogene |
| Kurchavinskaya Formation | Cambrian |
| KurenskiiFormation | Ordovician |
| Kuroshasaisbaya Suite Formation | Triassic |
| Kutinskaya Formation | Cretaceous |
| Kutorgina Formation | Cambrian |
| Kutulukskaya Formation | Permian |
| Kuznetsk Formation | Permian |
| Kuznetskaya Suite Formation | Permian |
| Kuzyama Formation | Carboniferous |
| Kwakami Formation | Cretaceous | - |
| Kybytygas Formation | Triassic |
| Kylanskaya Formation | Paleogene |
| Kyndal Formation | Cretaceous |
| KysylFormation | Jurassic |
| Kyundeiskaya Suite Formation | Permian |
| KyzylFormation | Permian |
| Kzylsai Formation | Triassic |
| Kzylsaiskaya Formation | Triassic |
| Labaz Formation | Cambrian |
| Lamtsa Formation | Ediacaran |
| Layiol' Formation | Devonian |
| Lazarevsky Formation | Carboniferous |
| Lazurnaya Formation | Triassic |
| Lazurnaya Bay Formation | Triassic |
| Lebyazh'ya Formation | Cambrian |
| Left Kedon Formation | Triassic | - |
| LekFormation | Permian |
| LekFormation | Permian |
| LekFormation | Permian |
| Lekskaya Suite Formation | Permian |
| Lekvorkuta Formation | Permian |
| Lekvorkutskaya Formation | Permian |
| Leskovskaya Formation | Cretaceous | - |
| Lestanshor Formation | Triassic |
| Levashi Formation | Cretaceous |
| Limimtevayamskaya Formation | Neogene |
| Limptekon Formation | Permian |
| Lingula and Upper Coal Suites Formation | Jurassic |
| Lingula Suite Formation | Jurassic |
| Lipovskaya Formation | Triassic |
| Livny Formation | Devonian |
| Loglorskaya Suite Formation | Permian |
| Loparskii Formation | Ordovician |
| Lower Abrekskaya Suite Formation | Permian |
| Lower Akhmatov Suite Formation | Carboniferous |
| Lower Beshui Suite Formation | Jurassic |
| Lower Dunaiskaya Suite Formation | Permian |
| Lower Dzhaskoi Suite Formation | Jurassic |
| Lower Green Sand Formation | Cretaceous |
| Lower Gusinozemelskaya Suite Formation | Permian |
| Lower Kabaktinsk Suite Formation | Jurassic |
| Lower Kamala Suite Formation | Jurassic |
| Lower Kosyinskian Suite Formation | Permian |
| Lower Krasnoyarka Subsuite Formation | Cretaceous |
| Lower Matakan Suite Formation | Jurassic |
| Lower Molchan Suite Formation | Jurassic |
| Lower Namyndykan Suite Formation | Jurassic |
| Lower Nazarovo Suite Formation | Jurassic |
| Lower Osinniki and Tersyuk Suites Formation | Jurassic |
| Lower Osinniki Suite Formation | Jurassic |
| Lower Ozhogino Suite Formation | Jurassic |
| Lower Pechorskaya Series Group/Intiskaya Suite Formation | Permian |
| Lower Pospelovskaya Suite Formation | Permian |
| Lower Saldam Suite Formation | Jurassic |
| Lower SandstoneFormation | Jurassic |
| Lower Shadoron Series Formation | Jurassic |
| Lower Shangan Formation | Cambrian |
| Lower Siyak Beds Formation | Devonian |
| Lower Syurbelyakhskaya Suite Formation | Triassic |
| Lower Talbonskaya Suite Formation | Triassic |
| Lower Urgal Suite (Dublikan Suite) Formation | Jurassic |
| Lower Variegated Suite Formation | Jurassic |
| Lower Vilyui and Marykchan Suites Formation | Jurassic |
| Lugov Formation | Permian |
| Lugovskaya Suite Formation | Jurassic |
| Lyaiol Formation | Devonian |
| Lyaiol' Formation | Devonian |
| Lynna Formation | Ordovician |
| Lyudyanza Formation | Permian |
| Machigarskaya Formation | Paleogene |
| Magan Formation | Permian |
| Magiveem Formation | Permian |
| Magiveyen Formation | Permian |
| Makarova Formation | Jurassic |
| Makarovo Suite Formation | Jurassic |
| Mal'tseva Formation | Permian |
| Malinovyy Suite Formation | Jurassic |
| Mallenskaya Formation | Paleogene |
| Malobachat Formation | Devonian |
| Malokinelskaya Formation | Permian |
| Malotkhach Formation | Triassic |
| Malyi Patok Formation | Devonian |
| Malykai Formation | Cambrian |
| Malyshevka Suite Formation | Jurassic |
| Mangutskaya Formation | Cretaceous |
| Mansiiski Formation | Ordovician |
| Mansiiskii Formation | Ordovician |
| Mansiysk Formation | Cambrian |
| Manykay Formation | Cambrian |
| Markha Formation | Cambrian |
| Marshrutny Formation | Silurian |
| Marsrutninskaya Formation | Permian |
| Maruyamskaya Formation | Neogene |
| Matitukskaya Formation | Neogene |
| Matusevich Formation | Devonian |
| Matusevich Suite Formation | Carboniferous |
| Maut Formation | Silurian |
| Medvezhin Formation | Cambrian |
| Medvezhyn Formation | Cambrian |
| Megen Formation | Permian |
| Megion Formation | Cretaceous |
| Melovatka Formation | Cretaceous |
| Menkechen Formation | Permian |
| Meschera Formation | Carboniferous |
| Meychen Formation | Permian |
| Mezen' Formation | Ediacaran |
| Middle and Upper Volcanic Suite Formation | Jurassic |
| Middle Dzhaskoi Suite Formation | Jurassic |
| Middle Pereyaslovka Suite Formation | Jurassic |
| Middle Siyak Beds Formation | Devonian |
| Middle Talyndzhak Suite Formation | Jurassic |
| Middle TyttygFormation | Jurassic |
| Middle Yezo Formation | Cretaceous |
| Mikhailov Formation | Carboniferous |
| Mirsanovo Formation | Cretaceous |
| Mirsanovskaya Formation | Cretaceous |
| Mishkinskaya Formation | Carboniferous |
| Mitina Formation | Permian |
| Moguchan Formation | Permian |
| Mol Formation | Permian |
| Molskaya Formation | Permian |
| Monom Formation | Triassic |
| Morpin Formation | Permian |
| Morzhov Formation | Triassic |
| Morzhovaya Formation | Triassic |
| Morzhovaya Bay Horizon Formation | Devonian |
| Moskovoretskaya Formation | Jurassic |
| Moyero River Formation | Ordovician |
| Mugochan Formation | Permian |
| Muker Formation | Ordovician |
| Mukteiskii Formation | Ordovician |
| Multicolored (variegated) Suite Formation | Jurassic |
| Munugudzhak Formation | Permian |
| Murtoi Formation | Cretaceous |
| Muzdukh Suite Formation | Jurassic |
| Mysa Ploskogo Formation | Neogene |
| Mysa Tons Formation | Paleogene |
| Mysovy Formation | Permian |
| Nadkrasnokamenskaya Formation | Triassic |
| Naiba Formation | Cretaceous |
| Naibuchi Formation | Paleogene |
| Naihoro Formation | Neogene |
| Nam Formation | Permian |
| Napanskaya Formation | Paleogene |
| Narylkova Formation | Permian |
| Naujoji Akmene Formation | Permian |
| Naujoji Akmené Formation | Permian |
| NelynyaFormation | Permian |
| Nelyudim Formation | Devonian |
| Nemda Formation | Permian |
| Nemtsovskaya Series Formation | Triassic |
| Nemtsovskaya Suite Formation | Triassic |
| Nenyugin Formation | Permian |
| Nerma Formation | Permian |
| Nerminskaya Formation | Permian |
| Neryungrikan Suite Formation | Jurassic |
| Nevel'skaya Formation | Paleogene |
| Nevelisk Group/Chekhovskaya Formation | Neogene |
| Neverovo Formation | Carboniferous |
| Nidimskaya Suite Formation | Triassic |
| Nikitina Formation | Permian |
| Niklekuyul'skaya Formation | Paleogene |
| Nirudinskii Formation | Ordovician |
| Nizhneduyskaya Formation | Paleogene |
| Noginsky Formation | Carboniferous |
| Novlenskoe Formation | Carboniferous |
| Novlenskoye Beds Formation | Carboniferous |
| Nutekin Formation | Triassic |
| Nutov Group/Kaskadnaya Formation | Neogene |
| Nutov Group/Nutovskaya Formation | Neogene |
| Nya Formation | Ordovician |
| Nyabol Formation | Permian |
| Nyadeita Formation | Triassic |
| Nyaiskii Formation | Ordovician |
| Nytymokin Formation | Triassic |
| Obukhovo Formation | Ordovician |
| Okhonchevayamskaya Formation | Neogene, Paleogene |
| Okobykay Group/Aleksandrovskaya Formation | Neogene |
| Okobykay Group/Ekhabinskaya Formation | Neogene |
| Okobykayskaya Formation | Neogene |
| Ol'chan Formation | Permian |
| Ol'khovskaya Formation | Paleogene |
| Ola Formation | Cretaceous |
| Olenek Formation | Cambrian |
| Olynian Formation | Permian |
| Ombinsk Formation | Neogene |
| Omchak Formation | Permian |
| Ommayskaya Formation | Paleogene |
| Omolon Formation | Permian |
| Onkhoidookskaya Suite Formation | Permian |
| Opuonskoy Formation | Permian |
| Or' Suite Formation | Jurassic |
| Orlovka Formation | Permian |
| Orol Formation | Permian |
| Osakhta Formation | Permian |
| Osakhtinskaya Formation | Permian |
| Osezhina Suite Formation | Jurassic |
| Osinniki and Tersyuk Suites Formation | Jurassic |
| Osinniki Suite Formation | Jurassic |
| Osinovo Formation | Jurassic |
| Osinsky Formation | Cambrian |
| Osipayskaya Formation | Triassic |
| Oskhtinskaya Formation | Permian |
| Ostrovnaya Formation | Cambrian |
| Ovinparma? Formation | Devonian |
| Oymuranskiy organogenicFormation | Cambrian |
| Ozernaya Formation | Ordovician |
| Ozerninskaya Formation | Permian |
| Ozhogino Suite Formation | Jurassic |
| Padimeytyvis Formation | Silurian |
| Padun Formation | Ordovician |
| Pakhachinskaya Formation | Neogene |
| Pareni Formation | Permian |
| Pastanakhskaya Group/Ystannakhskaya Formation | Triassic |
| Pautovaya Formation | Permian |
| Pechishchi Formation | Permian |
| Pelskaya Formation | Permian |
| Pelski Formation | Permian |
| Pelyatka Formation | Permian |
| Perekhodnaya Formation | Cambrian |
| Perevoznaya Formation | Triassic |
| Pereyaslovka Suite Formation | Jurassic |
| Pereyaslovskaya Formation | Jurassic |
| Peschanka Formation | Triassic |
| Peshcherka Formation | Devonian |
| Peski Formation | Carboniferous |
| Peski Beds Formation | Carboniferous |
| Pestrotsvet Formation | Cambrian |
| Pestrotsvetnaya Formation | Neogene, Cambrian |
| Petarkinskaya Formation | Permian |
| Petropavlovka Formation | Triassic |
| Petropavlovsk Formation | Silurian |
| Petropavlovsk Suite Formation | Devonian, Silurian |
| Pezhenka Suite Formation | Jurassic |
| Pil'skaya Formation | Neogene |
| Pilengskaya Formation | Paleogene |
| Pionerskii Formation | Permian |
| Pirda Formation | Triassic, Permian |
| Pizhmomezenskoi Formation | Triassic |
| Platonovskaya Formation | Cambrian |
| Plavsk Formation | Devonian |
| Pobedin Formation | Permian |
| Pod'emnaya Formation | Devonian |
| Poiga Formation | Ediacaran |
| Poldarsa Formation | Permian |
| Poludennaya Group/Aramon Formation | Ediacaran |
| Poludennaya Group/Tyurim and Aramon Formation | Ediacaran |
| Pomyr Group/Nutovskaya Formation | Neogene |
| Pomyr Group/Pomyrskaya Formation | Neogene |
| Pomyr Group/Uandi Formation | Neogene |
| Pospelovo Formation | Permian |
| Potokoiskaya Suite Formation | Permian |
| Povorot Formation | Ordovician |
| Pregolskian Formation | Permian |
| Priargun Formation | Jurassic |
| Pribrezhnaya Formation | Triassic |
| Pribrezhninskaya Formation | Triassic |
| Prisayan Formation | Jurassic |
| Prisayan and Cheremkhovo Suites Formation | Jurassic |
| Prisayan Suite Formation | Jurassic |
| Privolynin Formation | Permian |
| Promezhutochnaya Suite Formation | Permian |
| Promyslovskaya Suite Formation | Jurassic |
| Protvin Formation | Carboniferous |
| Pudovkino Formation | Cretaceous |
| Pushok Formation | Devonian |
| Raiga Formation | Ediacaran |
| Rakitinskaya Formation | Neogene |
| Raspad and Abashevo Suites Formation | Jurassic |
| Rateginskaya Formation | Paleogene |
| Rdeyskoe Formation | Devonian |
| Rechitsy Formation | Carboniferous |
| Remnev Formation | Devonian |
| Reshetnikovo Formation | Permian |
| Rodionovskii Formation | Permian |
| Romankol' Suite Formation | Jurassic |
| Rudaceous continental red beds Formation | Permian |
| Rusanov Formation | Devonian |
| Rusavkino Formation | Carboniferous |
| Rybinsk Formation | Triassic |
| Rybushka Formation | Cretaceous |
| Sabanakovian Formation | Permian |
| Sablinskaya Formation | Cambrian |
| Safonovski Formation | Devonian |
| Sakha Formation | Permian |
| Sakhana Formation | Permian |
| Salairka Horizon Formation | Devonian |
| Salarevo Formation | Permian |
| Saldam Formation | Jurassic |
| Saldam Suite Formation | Jurassic |
| Samodi Formation | Cambrian |
| Samojlovich Formation | Silurian |
| Sanashtygol Limestone Formation | Cambrian |
| Sanashtykgol Formation | Cambrian |
| Sanashtykgol Limestone Formation | Cambrian |
| Sandstone Suite Formation | Jurassic |
| SandstoneFormation | Triassic |
| SandstoneFormation | Jurassic |
| Sandzhar Suite Formation | Jurassic |
| Sangara Formation | Cretaceous |
| Sangara Group/Khaya Formation | Jurassic |
| Saraynin Formation | Devonian |
| Sarga Formation | Permian |
| Sarikamish Suite Formation | Jurassic |
| Sartaki Suite Formation | Jurassic |
| Sarydiirmen' Suite Formation | Jurassic |
| Sasnava Formation | Permian |
| Sauma Formation | Devonian |
| Savel'evsk oil shales Formation | Jurassic |
| Savina Formation | Permian |
| Savinskaya Formation | Permian |
| Schmidt Formation | Triassic |
| Schwagerina Limestone Formation | Permian |
| Sed'yu Formation | Devonian |
| Sekmenevsk Formation | Cretaceous |
| Semiluki Formation | Devonian |
| Sergeyevsk suite Formation | Russian Federation |
| ? Sergeyevsk Formation | Neogene |
| Sertunayskaya Formation | Neogene |
| SetteFormation | Russian Federation |
| Severnaya Zemiya Formation | Devonian |
| Seversk Sandstone Formation | Russian Federation |
| Sezima Formation | Permian |
| Sezimskaya Formation | Permian |
| Sezymskaya Formation | Permian |
| Shadoron Group/Takshin Formation | Jurassic |
| Shadrovskaya Formation | Permian |
| Shadrovskaya Suite Formation | Permian |
| Shanda Horizon Formation | Devonian |
| Shandinsk Formation | Devonian |
| Shar'yu Formation | Permian |
| SheimoFormation | Permian |
| Shemaha Formation | Silurian |
| Sherkirtinskie Formation | Permian |
| Sherlubai Formation | Devonian |
| Shikhan Formation | Permian |
| Shikhansk Formation | Permian |
| Shivelig Formation | Cambrian |
| Shoana Suite Formation | Jurassic |
| Shubartau Formation | Devonian |
| Shunet Formation | Devonian |
| Sibiryakovskaya Formation | Devonian |
| Sig Formation | Permian |
| Sigskaya Formation | Permian |
| SiltstoneFormation | Jurassic |
| Simbirskites Clay Formation | Cretaceous |
| Sinegorskiy Formation | Paleogene |
| Sinelnikov Horizon Formation | Devonian |
| Sinigichan Formation | Permian |
| Sinsk Formation | Cambrian |
| Sinskoye Formation | Cambrian |
| Siren Formation | Permian |
| Siuransky Formation | Carboniferous |
| Siyak Formation | Devonian |
| Siyanovskaya Formation | Cretaceous |
| Skosyrskaya Formation | Permian |
| Sludka Formation | Triassic |
| Snatol'skaya Formation | Paleogene |
| Snatolskaya Formation | Paleogene |
| Snatolskya Formation | Paleogene |
| Snegurovka Formation | Cambrian |
| Sogur Formation | Permian |
| Sokolin Formation | Permian |
| Sokolov Formation | Permian |
| Soktui Formation | Permian |
| Solikamsk Formation | Permian |
| Solikamslian Formation | Permian |
| Solonchan Formation | Carboniferous |
| Solonchanskaya Formation | Permian |
| Solonchatskaya Formation | Devonian |
| Sos'va Suite Formation | Silurian |
| Sosucheiskiy Formation | Permian |
| Soubol Formation | Permian |
| Spokojnaya Formation | Devonian |
| Srednii Formation | Silurian |
| Srednij Formation | Silurian |
| Sredninskaya Formation | Silurian |
| Staratel Formation | Permian |
| Staritskaya Formation | Triassic |
| Stashev Formation | Carboniferous |
| Sterlitamak Formation | Permian |
| Stoktysh Formation | Silurian |
| Strojnaya Formation | Ordovician |
| Suga Formation | Permian |
| Sugoyakskaya Suite Formation | Triassic |
| Sukhairkan Formation | Cambrian |
| Sukharikha Formation | Cambrian |
| Surkechan Formation | Carboniferous |
| Suvorova Formation | Carboniferous |
| Svyazuyushchinskaya Formation | Jurassic |
| Syas Formation | Devonian |
| Syrachoy Formation | Devonian |
| Sysolskaya Suite Formation | Jurassic |
| Syuransky Formation | Carboniferous |
| Syuren Formation | Permian |
| Syys Formation | Cambrian |
| Syzran Formation | Paleogene |
| TabFormation | Permian |
| TabFormation | Permian |
| Tabyo Formation | Permian |
| Tadushi Formation | Paleogene |
| Taganozhinskaya Suite Formation | Triassic |
| Takamkyt Formation | Permian |
| Takaradayskaya Formation | Paleogene |
| Talata Formation | Permian |
| Talatin Formation | Permian |
| Talyndzhan Suite Formation | Jurassic |
| Talynzhan Formation | Jurassic |
| Tampeiskaya Group/Varengayakhinskaya Formation | Triassic |
| Tanasha Suite Formation | Jurassic |
| Tandoshinskaya Formation | Cambrian |
| Taragaiskaya Suite Formation | Permian |
| Tartalinskaya Formation | Triassic |
| Taryn Formation | Cambrian |
| Tas Formation | Permian |
| Tashastinsky Formation | Carboniferous |
| Tashly Formation | Carboniferous |
| Taskuduk Suite Formation | Jurassic |
| Taslaysk Formation | Silurian |
| Tastuba Formation | Permian |
| Tavda Formation | Paleogene |
| Tayakhtakh Formation | Permian |
| Tchertovskii Formation | Ordovician |
| Teberden Formation | Permian |
| Tergen Formation | Jurassic |
| Tersinskaya Formation | Permian |
| Tersyuk Suite Formation | Jurassic |
| Tersyukskaya Formation | Jurassic |
| Tetyukhinskaya Formation | Triassic |
| Tignin Formation | Cretaceous |
| Tinginskaya Formation | Cretaceous |
| Tirekhtyakh Formation | Ordovician |
| Tiryakh Formation | Permian |
| Titan Formation | Permian |
| Tkapravayamskaya Formation | Paleogene |
| Tobizin Formation | Triassic |
| Tokchikinskaya Formation | Jurassic |
| Tol'ya Suite Formation | Jurassic |
| Tolba Formation | Cambrian |
| Tolbachan Formation | Cambrian |
| Tolbuzino Suite Formation | Jurassic |
| Toluyanskaya Formation | Devonian |
| Tompinskaya Formation | Permian |
| Tonasha Suite Formation | Jurassic |
| Torgashino Formation | Cambrian |
| Toshem Formation | Devonian |
| Tsagayan Formation | Paleogene, Cretaceous |
| Tsagayan Group/Udurchukan Formation | Cretaceous |
| Tsvetkovomisskaya Suite Formation | Triassic |
| Tsvetochni Formation | Permian |
| Tugnuy Formation | Jurassic |
| Tugnuy Suite Formation | Jurassic |
| Tukalandy Formation | Cambrian |
| Tula Formation | Carboniferous |
| Tumara Formation | Permian |
| Tumarin Formation | Permian |
| Tumarinskaya Suite Formation | Permian |
| Tumskaya Formation | Paleogene |
| Tumul Formation | Triassic |
| TuorFormation | Triassic |
| Tuorasis Formation | Permian |
| Turabievo Formation | Carboniferous |
| Turga Formation | Cretaceous |
| Turgin Formation | Cretaceous |
| Turginskaya Formation | Cretaceous |
| Turinskaya Series Group/Bichurskaya Suite Formation | Triassic |
| Turuzov Formation | Permian |
| Tutuyas Suite Formation | Jurassic |
| Tuyuc and Chaartash Suites Formation | Jurassic |
| Tylakhskaya Formation | Carboniferous |
| Tyrinskaya Formation | Permian |
| Tyrma Suite Formation | Jurassic |
| Tyumen Formation | Jurassic |
| Tyumen' Suite Formation | Jurassic |
| Tyuser Formation | Cambrian |
| Tyuserian Formation | Cambrian |
| Tyusersk Formation | Cambrian |
| Tyushevskaya Formation | Paleogene |
| Tyutyulen Formation | Devonian |
| Uchama Formation | Triassic |
| Uchulikan Formation | Cretaceous |
| Uda Formation | Jurassic |
| Uda Suite Formation | Jurassic |
| Udinskaya Formation | Jurassic |
| Ufim Formation | Permian |
| Ufimskiy Formation | Permian |
| Uglegor Group/Ausinskaya Formation | Neogene |
| Ugodinskaya Formation | Permian |
| Ugodinzin Formation | Permian |
| Ugodinzinskaya Formation | Permian |
| Ugorskii Formation | Ordovician |
| Ugryumin Formation | Permian |
| Ukhta Formation | Devonian |
| Ukugut Suite Formation | Jurassic |
| Ukurei Formation | Cretaceous |
| Ulakhan Formation | Triassic |
| UlakhanFormation | Triassic |
| Uldza Formation | Permian |
| UndalFormation | Neogene |
| UndinoFormation | Jurassic |
| Unel'skaya Formation | Paleogene |
| Upper Abrekskaya Suite Formation | Permian |
| Upper Akhmatov Formation | Permian |
| Upper Barabashkaya Suite Formation | Permian |
| Upper Cheremkhovo Suite Formation | Jurassic |
| Upper Delenzhinskaya Suite Formation | Permian |
| Upper Dep Suite Formation | Jurassic |
| Upper Dulgalakhskaya Suite Formation | Permian |
| Upper Dunaiskaya Suite Formation | Permian |
| Upper Dunay Suite Formation | Permian |
| Upper Dzhaskoi Suite Formation | Jurassic |
| Upper Erbek Suite Formation | Jurassic |
| Upper Gusinozemelskaya Suite Formation | Permian |
| Upper Itat Suite Formation | Jurassic |
| Upper Kabaktinsk Suite Formation | Jurassic |
| Upper Kamala Suite Formation | Jurassic |
| Upper Karakh Suite Formation | Jurassic |
| Upper Katynadyr Suite Formation | Jurassic |
| Upper Korkino Suite Formation | Jurassic |
| Upper Kosyinskian Suite Formation | Permian |
| Upper Makarovo Suite Formation | Jurassic |
| Upper Monok Formation | Cambrian |
| Upper Nazarovo Suite Formation | Jurassic |
| Upper Osinniki Suite Formation | Jurassic |
| Upper Porphyrite Suite Formation | Jurassic |
| Upper Pospelovskaya Suite Formation | Permian |
| Upper Sarydiirmen' Suite Formation | Jurassic |
| Upper Shadoron Series Formation | Jurassic |
| Upper Shangan Formation | Cambrian |
| Upper Siyak Beds Formation | Devonian |
| Upper Talyndzhak Suite Formation | Jurassic |
| Upper Tanasha Suite Formation | Jurassic |
| Upper Tumarinskaya Suite Formation | Permian |
| Ura Formation | Ediacaran |
| Uranayskaya Formation | Neogene |
| Urminskaya Formation | Permian |
| Urminskian Formation | Permian |
| Urushten Formation | Permian |
| Usa Formation | Cambrian |
| Usatovo Formation | Cambrian |
| Uskatskaya Formation | Permian |
| Uslon Formation | Permian |
| Usmanka and Uralovkino Suites Formation | Jurassic |
| Uspenskaya Formation | Neogene |
| Ust' Tagul Formation | Cambrian |
| Ust'Formation | Jurassic |
| Ust'Formation | Cretaceous |
| Ust'Formation | Neogene |
| Ust'Formation | Carboniferous, Devonian |
| Ust'Formation | Silurian |
| Ust'Formation | Jurassic |
| Ust'irgisla Formation | Silurian |
| Ust'irgisla Beds Formation | Silurian |
| Ust'kundat Formation | Cambrian |
| UstFormation | Cretaceous |
| UstFormation | Ediacaran |
| UstFormation | Cambrian |
| Uste Yarega Formation | Devonian |
| ustkarskaya Formation | Cretaceous |
| Ustkarskaya Formation | Cretaceous |
| Ustkut Regional Stage Formation | Ordovician |
| Ustmylian Formation | Triassic |
| Ustsarbaisky Formation | Carboniferous |
| Usyatskata Formation | Permian |
| Usyatskaya Suite Formation | Permian |
| Utan Formation | Cretaceous |
| Utanak Formation | Permian |
| Utkholokskaya Formation | Paleogene |
| Uyar Formation | Cambrian |
| Uynin Group/Borskaya Formation | Neogene |
| Valentinovskaya Formation | Permian |
| Valnev Horizon Formation | Devonian |
| Vartovskaya Formation | Cretaceous |
| Vassino Formation | Devonian |
| Vatutin Formation | Devonian |
| Vavilov Formation | Devonian |
| Vaygach Formation | Silurian |
| Venev Formation | Carboniferous |
| Venev ? Formation | Carboniferous |
| Vengeriyskaya Formation | Neogene |
| VerkhneFormation | Jurassic |
| Verkhneduyskaya Formation | Neogene |
| Verkhovka Formation | Ediacaran |
| Verkhoyan Formation | Permian |
| Veslyanskaya Suite Formation | Permian |
| Vetlasyan Formation | Devonian |
| Vetluga Group/Vokhma Formation | Triassic |
| Vetlugian Series Formation | Triassic |
| Viknorevskii Formation | Ordovician |
| Vil'skaya Formation | Permian |
| Viventekskaya Formation | Paleogene |
| Vizhay Formation | Devonian |
| Vladivostok Formation | Permian |
| Vodopad Formation | Silurian |
| Vokhma Formation | Triassic, Permian |
| Vokhminskaya Formation | Triassic |
| Volginskii Formation | Ordovician |
| Volkhov Formation | Ordovician |
| Volkhov Stage Formation | Ordovician |
| Volonga Formation | Carboniferous |
| Volzeia Beds Formation | Triassic |
| Vorkutskoy Formation | Permian |
| Voronin Beds Formation | Silurian |
| Vostochnotaimyrskaya Formation | Triassic |
| Vstrechnaya Formation | Devonian |
| Vyasovka Formation | Permian |
| Vyazniki Formation | Permian |
| Vyazovka Formation | Permian |
| Werblud Formation | Cretaceous |
| West Khatanzeya Formation | Silurian |
| Wilczek Formation | Triassic |
| Yakutian Suite Formation | Jurassic |
| Yaponskikh Kamney Formation | Neogene |
| Yaptikshor Formation | Ordovician |
| Yarenskian Group/Bogdo Formation | Triassic |
| Yastrebovka Formation | Permian |
| Yatyrgvarta Formation | Triassic |
| Yezo Formation | Cretaceous |
| Yorga Formation | Ediacaran |
| Yrchakh Formation | Permian |
| Ysmanakh Formation | Triassic |
| Ystanakhskaya Formation | Triassic |
| Ystannakh Formation | Triassic |
| Yudoma Formation | Cambrian |
| Yudomian Formation | Cambrian |
| Yukhtinsk Suite Formation | Jurassic |
| Yun'aFormation | Permian |
| Yun'yun'vayamskaya Formation | Neogene |
| Yunkyur Formation | Silurian |
| Zabor'e Formation | Carboniferous |
| Zadonsk Formation | Devonian |
| Zagadochninskaya Formation | Devonian |
| Zalgiris Formation | Permian |
| Zarubino Formation | Devonian |
| Zaza Formation | Cretaceous |
| Zelenotsvetnaya Formation | Cambrian |
| Zhakanskaya Formation | Triassic |
| Zhandr Horizon Formation | Devonian |
| Zhipkhosh Formation | Permian |
| Zhipkosh Formation | Permian |
| Zhitkov Formation | Triassic |
| Zhuravlev Formation | Permian |
| Zolotukhinskaya Formation | Cretaceous |
| Zubova Formation | Devonian |
| Zurmutinskaya Series Formation | Triassic |
| Zvenkskaya Formation | Permian |
| Zverinskaya Suite Formation | Permian |