- Anapsids Newly named anapsids
- Archosauromorphs Newly named basal archosauromorphs Newly named dinosaurs
- Plesiosaurs Newly named plesiosaurs
- Mammals Newly named cetaceans
- References
{{Year nav topic5|1840|paleontology|science}}{{Year in paleontology header|1840}}AnapsidsNewly named anapsids| Name | Status | Authors | Age | Unit | Location | Notes |
|---|
PalaeosaurusPreoccupied Fitzinger | Early Permian Unnamed unit (coal deposits) {{Flag|Czech Republic}}Preoccupied by a non-dinosaurian archosaur named by Geoffroy Saint-Hilare in 1833. Renamed Sphenosaurus. A procolophonid. |
ArchosauromorphsNewly named basal archosauromorphs| Name | Status | Authors | Age | Unit | Location | Notes |
|---|
PaleosaurusNomen dubiumRiley | Stutchbury Late Triassic (?Rhaetian) Magnesian Conglomerate{{Flag|England}}An archosaur of unknown affinities |
Newly named dinosaursData courtesy of George Olshevsky's dinosaur genera list.[1] | Name | Status | Authors | Notes |
|---|
Hylosaurus[2]Valid Fitzinger | Junior synonym of Hylaeosaurus. | Therosaurus[2]Valid Fitzinger | An iguanodont. New name for "Iguanodon" mantelli von Meyer (1832) (=Iguanodon anglicus Holl (1829)). | |
PlesiosaursNewly named plesiosaurs| Name | Status | Authors | Age | Unit | Location | Notes |
|---|
Plesiosaurus arcuatusValid Owen | Early Jurassic (Hettangian-Sinemurian) Blue Lias{{Flag|United Kingdom}}A rhomaleosaurid. | Plesiosaurus brachyspondylusValid Owen | Late Jurassic (Kimmeridgian) Kimmeridge Clay Formation{{Flag|United Kingdom}}A thalassophonean pliosaurid. | Plesiosaurus hawkinsiiValid Owen | Early Jurassic (Hettangian-Sinemurian) Blue Lias{{Flag|United Kingdom}}A pliosaurid. | Plesiosaurus rugosusValid Owen | Early Jurassic (Hettangian-Sinemurian) Blue Lias{{Flag|United Kingdom}}A microcleidid. | Plesiosaurus trochantericusValid Owen | Late Jurassic (Kimmeridgian) Kimmeridge Clay Formation{{Flag|United Kingdom}}A cryptoclidid. |
MammalsNewly named cetaceans| Name | Status | Authors | Age | Unit | Location | Notes |
|---|
SqualodonValid taxon. Grateloup | Early Miocene (Burdigalian) Unnamed unit {{Flag|France}}A squalodontid. |
References1. ^{{cite web| last = Olshevsky| first = George | title = Dinogeorge's Dinosaur Genera List | url = http://www.polychora.com/dinolist.html| accessdate = 2008-08-07 }}
2. ^1 Fitzinger, L.J. 1840. Über Palaeosaurussternbergii, eine neue Gattung vorweltlicherReptilien und die Stellung dieser Thiere imSysteme überhaupt. Wiener Mus. Annalen II: pp.175-187 + plate XI.
2 : 1840s in paleontology|1840 in science |