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Ankylosphenodon pachyostosus Reynoso 2000 (rhynchocephalian)

Reptilia - Rhynchocephalia - Sphenodontidae

PaleoDB taxon number: 197145

Full reference: V. H. Reynoso. 2000. An unusual aquatic sphenodontian (Reptilia: Diapsida) from the Tlayua Formation (Albian), central Mexico. Journal of Paleontology 74:133-148

Belongs to Ankylosphenodon according to V. H. Reynoso 2000

Sister taxa: none

Type specimen: IGM 7441, a partial skeleton (skull and anterior half of postcranial skeleton). Its type locality is Tlayua Formation, which is in an Albian lagoonal/restricted shallow subtidal lime mudstone in the Tlayua Formation of Mexico.