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Fig. 4 | BMC Evolutionary Biology

Fig. 4

From: The first known fossil Uma: ecological evolution and the origins of North American fringe-toed lizards

Fig. 4

Premaxillae of sceloporine lizards in anterior view. Scale bars = 0.5 mm. a. Urosaurus ornatus TxVP M-14330. b. Uta stansburiana TxVP M-14331. c. Sceloporus occidentalis TxVP M-9817. d. Sceloporus orcutti TxVP M-12162. e. Petrosaurus mearnsi TxVP M-14910. Anatomical abbreviations: a.px.f = anterior premaxillary foramen; o.f = foramen on the dorsal surface of the body of the premaxilla

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BMC Ecology and Evolution

ISSN: 2730-7182

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