''Adocus'' is an extinct genus of aquatic
turtle
Turtles are reptiles of the order (biology), order Testudines, characterized by a special turtle shell, shell developed mainly from their ribs. Modern turtles are divided into two major groups, the Pleurodira (side necked turtles) and Crypt ...
s belonging to the family
Adocidae.
Description
Species of the genus ''Adocus'' had flattened and smoothly contoured shells with horny sculptured plates. The shells could reach a length of at least for North American species, some species like ''A. kohaku'' had carapace length of .
The largest species, ''A. kirtlandius'' had carapace reaching . These large freshwater turtles had an omnivorous diet. They lived from the Late Cretaceous to the Paleocene in North America, but in Asia, they were also present during the Oligocene.
Distribution
These turtles have been found in Cretaceous to Paleogene of Canada, United States, Mongolia, China, Japan, Kazakhstan, Tajikistan, and Uzbekistan.
[ ]
Species
* ''
Adocus agilis''
* ''
Adocus aksary''
* ''
Adocus beatus
''Adocus'' is an extinct genus of aquatic turtles belonging to the family Adocidae.
Description
Species of the genus ''Adocus'' had flattened and smoothly contoured shells with horny sculptured plates. The shells could reach a length of at le ...
'',
type species
In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...
(synonyms: ''A. punctatus'', ''A. lacer'')
* ''
Adocus bossi''
* ''
Adocus bostobensis''
* ''
Adocus dzhurtasensis''
* ''
Adocus firmus
''Adocus'' is an extinct genus of aquatic turtles belonging to the family Adocidae.
Description
Species of the genus ''Adocus'' had flattened and smoothly contoured shells with horny sculptured plates. The shells could reach a length of at le ...
''
* ''
Adocus foveatus''
* ''
Adocus hesperius''
* ''
Adocus kirtlandius''
* ''
Adocus kizylkumensis''
* '
* ''
Adocus lineolatus''
* ''
Adocus onerosus''
* ''
Adocus orientalis''
* ''
Adocus pravus''
* '
* ''
Adocus syntheticus''
References
The Paleobiology DatabaseRecently Collected Specimen of Adocus
*E.V. Syromyatnikova and I.G. Danilo
Yale Digital Content
Prehistoric turtles of Asia
Early Cretaceous genus first appearances
Rupelian genus extinctions
Paleocene turtles
†
A dagger, obelisk, or obelus is a typographical mark that usually indicates a footnote if an asterisk has already been used. The symbol is also used to indicate death (of people) or extinction (of species or languages). It is one of the mo ...
Cretaceous turtles of North America
Hell Creek fauna
Eocene turtles
Cenozoic turtles of North America
Laramie Formation
Taxa named by Edward Drinker Cope
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