Fig. 20From: A new extinct species of alligator lizard (Squamata: Elgaria) and an expanded perspective on the osteology and phylogeny of GerrhonotinaeNasals and maxillae in dorsal view. Scale bars = 1 mm. a E. nana SDNHM 17102. b A. ornelasi UTA 6220. c G. lugoi LACM 116254. d B. levicollis MVZ 68782. a.pr anterior process, m.px.pr medialmost inflection of the premaxillary process of the maxillaBack to article page