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The oldest record of the Chinese alligator is a skeleton fragment found in western Japan. The fossil is estimated to be from the late Pliocene period, 3 million years ago (Mya). The skeleton showed that the species was larger at the time than it is currently, with a total length of at least 2 metres (6.6 ft).
An alligator, or colloquially gator, is a large reptile in the genus Alligator of the family Alligatoridae of the order Crocodilia. The two extant species are the American alligator (A. mississippiensis) and the Chinese alligator (A. sinensis). Additionally, several extinct species of alligator are known from fossil remains.
A. olseni fore limb. Alligator prenasalis fossil. The superfamily Alligatoroidea includes all crocodilians (fossil and extant) that are more closely related to the American alligator than to either the Nile crocodile or the gharial. [1] This is a stem-based definition for alligators, and is more inclusive than the crown group Alligatoridae. [2]
Alligator munensis is an extinct species of alligator from the Quaternary of Thailand. After the skull of A. munensis was discovered, it was tentatively assigned to the Chinese alligator before being recognized as a distinct species. Although the two are still considered to be close relatives, the pronounced anatomical differences suggest that ...
Alligatorinae is a subfamily within the family Alligatoridae that contains the alligators and their closest extinct relatives, and is the sister taxon to Caimaninae (the caimans). Many genera in Alligatorinae are described, but only the genus Alligator is still living, with the remaining genera extinct.
An alligator, or colloquially gator, is a large reptile in the genus Alligator of the family Alligatoridae of the order Crocodilia. The two extant species are the American alligator (A. mississippiensis) and the Chinese alligator (A. sinensis). Additionally, several extinct species of alligator are known from fossil remains.
Category:Alligator. Category. : Alligator. Articles relating to the genus Alligator. The two extant species are the American alligator ( A. mississippiensis) and the Chinese alligator ( A. sinensis ). Additionally, several extinct species of alligator are known from fossil remains.
Champsa Wagler, 1830. Jacare Gray, 1844. Caiman is a genus of caimans within the alligatorid subfamily Caimaninae. They inhabit Central and South America. They are relatively small sized crocodilians, with all species reaching lengths of only a couple of meters and weighing 6 to 40 kg (13 to 88 lb) on average.