Figure 1 in Cranial osteology of Exostinus serratus (Squamata: Anguimorpha), fossil sister taxon to the enigmatic clade Xenosaurus

Figure 1. Snout of Exostinus serratus, USNM v16565, in various views, including cutaways. A, general disposition of elements with matrix filtered away; anterior to lower right. B, anterior view showing articulated left side of snout. C, anterior view with cutaway at level of internal canals of premaxilla. D, anterior view with cutaway at level of widest part of infraorbital canal. Abbreviations: MXioc, infraorbital canal; PMic, internal canals.