ammonites
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Socognathus unicuspis Gao and Fox 1991 (lizard)

Reptilia - Squamata - Chamopsiidae

PaleoDB taxon number: 63174

Full reference: K. -Q. Gao and R. C. Fox. 1991. New teiid lizards from the Upper Cretaceous Oldman Formation (Judithian) of southeastern Alberta, Canada, with a review of the Cretaceous record of teiids. Annals of Carnegie Museum 60(2):145-162

Belongs to Socognathus according to R. L. Nydam et al. 2010

Sister taxon: Socognathus brachyodon

Type specimen: UALVP 29739, a mandible (an incomplete left dentary bearing 11 well-preserved teeth and bases of six others). Its type locality is Railway Grade, which is in a Judithian terrestrial horizon in the Oldman Formation of Canada.

Ecology: