FIG. 2 in Exceptional Skull Of Huayqueriana (Mammalia, Litopterna, Macraucheniidae) From The Late Miocene Of Argentina: Anatomy, Systematics, And Paleobiological Implications

FIG. 2. Holotype of Huayqueriana cristata MACN-PV 8463 referred to Huayquerías Formation (Late Miocene, Huayquerian SALMA). A, right lateral and B, ventral views of snout; C, portion of braincase in left lateral view. Abbreviations: ch, choana; gpf, greater (= major) palatine foramen; gr, occipital groove; iof, infraorbital foramen; itc, infratemporal crest; M, molar; ncr, nuchal crest; rf, foramina for rami temporales; scr, sagittal crest; tl, temporal line.