FIGURE 7 in Taxonomy and distribution of Abrawayaomys (Rodentia: Cricetidae), an Atlantic Forest endemic with the description of a new species

FIGURE 7. Squamosal-alisphenoid region of specimens of Abrawayaomys: a, UFGM 2492; b, MN 23075 (holotype of A. ruschii); c, MACN 20253 (holotype of A. chebezi, new species). Abbreviations: ab, auditory bulla; al, alisphenoid; alc, anterior opening of alisphenoid canal; as, alisphenoid strut; fc, perforation on sag; fo, foramen ovale; hp, hamular process; mbt, trough for masticatory-buccinator nerve; pt, pterygoid plate; sag, squamosal-alisphenoid groove; sf, sphenofrontal foramen; sq, squamosal; za, zygomatic arch.