Fig. 7From: The first known fossil Uma: ecological evolution and the origins of North American fringe-toed lizardsDentaries of modern phrynosomatid lizard specimens and a fossil from the Dove Spring Formation in lingual view. Scale bars = 1 mm. a. LACM 159954. b. Uma scoparia TxVP M-12119. c. Callisaurus draconoides TxVP M-14320. d. Sceloporus occidentalis TxVP M-12176Back to article page