Figure 5 in Cranial osteology of Exostinus serratus (Squamata: Anguimorpha), fossil sister taxon to the enigmatic clade Xenosaurus

Figure 5. Left maxilla of Exostinus serratus, USNM v16565. A, dorsal view (anterior to the left). B, ventral view (anterior to the left). C, posterior view. Abbreviations: MXcl, crista lateralis; MXct, crista transversalis; MXdg, dental gutter; MXem, embayment; MXfjt, foramen of jugal trough; MXin, internal naris; MXlaf, lacrimal facet; MXlic, lamina intercristalis; MXlpmp, lateral premaxillary process; MXlpt, lateral palatal trough; MXlr, lacrimal recess; MXmpf, medial palatal facet; MXmpmp, medial premaxillary process; MXplf, palatine facet; MXps, palatal shelf; MXpsf, facet on palatal shelf; MXtro, trough for jugal; MXut, upturned tab; MXvof, vomerine facet.