''Pseudocrioceras'' is an extinct
genus
Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...
of
ammonite
Ammonoids are a group of extinct marine mollusc animals in the subclass Ammonoidea of the class Cephalopoda. These molluscs, commonly referred to as ammonites, are more closely related to living coleoids (i.e., octopuses, squid and cuttlefish) ...
s. The species ''Pseudocrioceras anthulai'' has been found in strata from the
Barremian
The Barremian is an age in the geologic timescale (or a chronostratigraphic stage) between 129.4 ± 1.5 Ma (million years ago) and 121.4 ± 1.0 Ma). It is a subdivision of the Early Cretaceous Epoch (or Lower Cretaceous Series). It is preceded ...
-
Aptian
The Aptian is an age in the geologic timescale or a stage in the stratigraphic column. It is a subdivision of the Early or Lower Cretaceous Epoch or Series and encompasses the time from 121.4 ± 1.0 Ma to 113.0 ± 1.0 Ma (million years ago), a ...
age of
Chipatá, Santander
Chipatá is a town and municipality in the Vélez Province, part of the Santander Department in northeastern Colombia. The urban centre is situated at an altitude of at a distance of from the department capital Bucaramanga and at from the na ...
,
Colombia
Colombia (, ; ), officially the Republic of Colombia, is a country in South America with insular regions in North America—near Nicaragua's Caribbean coast—as well as in the Pacific Ocean. The Colombian mainland is bordered by the Car ...
and is known from
Georgia and
Dagestan
Dagestan ( ; rus, Дагеста́н, , dəɡʲɪˈstan, links=yes), officially the Republic of Dagestan (russian: Респу́блика Дагеста́н, Respúblika Dagestán, links=no), is a republic of Russia situated in the North C ...
.
New and less known Barremian-Albian ammonites from Colombia
/ref> The species ''Pseudocrioceras duvalianum'' and ''Pseudocrioceras fasciculare'' are found in the Barremian of France.[
This genus was an actively mobile carnivore with a nektonic lifestyle.][''Pseudocrioceras'']
at Fossilworks
Fossilworks is a portal which provides query, download, and analysis tools to facilitate access to the Paleobiology Database
The Paleobiology Database is an online resource for information on the distribution and classification of fossil animals ...
.org
Species
* ''Pseudocrioceras anthulai'' Eristavi 1955[
* ''Pseudocrioceras duvalianum'' (d’Orbigny, 1842)][Pierre Ropolo, Roland Gonnet & Gabriel Cont]
The ‘Pseudocriocerasinterval’ and adjacent beds at La Bédoule (SE France): implications to highest Barremian/lowest Aptian biostratigraphy
/ref>
* ''Pseudocrioceras'fasciculare'' (d’Orbigny, 1840)[
]
References
Ancyloceratoidea
Ammonitida genera
Cretaceous ammonites
Ammonites of South America
Cretaceous Colombia
Altiplano Cundiboyacense
Ammonites of Europe
Cretaceous Europe
Cretaceous France
Barremian life
Aptian life
Fossil taxa described in 1924
Paja Formation
{{Ammonitida-stub