Apsisaurus
Name:
Apsisaurus.
Phonetic: Ap-se-sore-us.
Named By: Michel Laurin - 1991.
Classification: Chordata, Synapsida,
Eupelycosauria, Varanopidae.
Species: A. witteri (type).
Diet: Carnivore.
Size: Unavailable.
Known locations: USA, Texas - Archer City
Formation.
Time period: Early/Mid Permian.
Fossil representation: Partial post cranial skeleton
as well as a partial skull and jaws.
Initially thought to be a diapsid, Apsisaurus was later realised to a Eupelycosaurian varnopisd. As a Varanopid, Apsisaurus was related to the more famous Varanops which also lived in Texas at the same approximate time as Apsisaurus.
Further reading
- The osteology of a Lower Permian eosuchian from Texas and a review
of diapsid phylogeny. - Zoological Journal of the Linnean Society
101 (1): 59–95. - Michel Laurin - 1991.
- Apsisaurus witteri from the Lower Permian of
Texas: yet another
small varanopid synapsid, not a diapsid. - Journal of Vertebrate
Paleontology 30 (5): 1628–1631. - Robert R. Reisz,
Michel Laurin and David Marjanović - 2010.
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