词条 | Balearites |
释义 |
| fossil_range = {{fossil range|Hauterivian|ref=[1]}} | regnum = Animalia | phylum = Mollusca | classis = Cephalopoda | subclassis = Ammonoidea | ordo = Ammonitida | subordo = Ancyloceratina | familia = Crioceratitidae | genus = Balearites | genus_authority = Sarkar 1954 | type species = Crioceras baleare Nolan, 1894 | synonyms = Binelliceras Sarkar, 1955 }}Balearites is an extinct ancyloceratin genus included in the family Crioceratitidae, subclass Ammonoidea, from the Upper Hauterivian.[2] The shell, or conch, of Balearites is planispiral; whorls compressed, fairly flat sided, barely in contact (sub-gyroconic); venter (outer rim) rounded; ribs fine,flexious, branching equally in 2s, 3s, or 4s from weak umbilical tubercles.{{citation needed|date=March 2013}} Genera assumed to be related include Aegocrioceras, Crioceratites, and Hoplocrioceras. SpeciesSpecies within the genus Balearites include:[2]
DistributionFossils belonging to this genera were found on localities that are now in Slovakia,[2] Austria,[4] France,[3] Spain,[3] Switzerland,[3] Hungary,[4] Italy,[4] Bulgaria,[4] Russia[4] and Romania.[4] References
1. ^{{cite web | last = Sepkoski| first = Jack| title= Sepkoski's Online Genus Database|authorlink =| coauthors =| year = 2002| url = http://strata.geology.wisc.edu/jack/showgenera.php?taxon=231&rank=class| accessdate = 2014-05-28 }} 2. ^Borza, K., Michalík, J., Gašparíkov, V., & Vašíček, Z. (1984). The biostratigraphy of the Hauterivian/Barremian Boundary Beds in the Krížna Nappe, Western Carpathians (Czechoslovakia). Cretaceous research, 5(4), 349-356. 3. ^1 2 3 4 Vermeulen (J.), Lazarin (P.), Lépinay (P.), Leroy (L.), Mascarelli (E.), Meister (C.) & Menkveld-Gfeller (U.), 2012 - Ammonites (Ancyloceratina, Turrilitina) nouvelles ou peu connues de l'Hauterivien supérieur. Annales du Museum d'Histoire Naturelle de Nice, t. 27, p. 271-318 4. ^1 2 3 4 5 6 7 8 9 Hoedemaeker, P. J. "Genus Pseudothurmannia Spath, 1923 and related subgenera Crioceratites (Balearites) Sarkar, 1954 and C.(Binelliceras) Sarkar, 1977 (Lower Cretaceous Ammonoidea)." Rev Paléob 32 (2013): 1-209.
6 : Crioceratitidae|Ammonitida genera|Cretaceous ammonites|Fossils of France|Hauterivian life|Early Cretaceous ammonites of Europe |
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