Fig. 4From: A basal phiomorph (Rodentia, Hystricognathi) from the late Eocene of the Fayum Depression, EgyptPartial cranium of Acritophiomys bowni (holotype, CGM 83705) from the late Eocene Locality L-41, Jebel Qatrani Formation, Fayum Depression, northern Egypt. Stereopair in ventral view. i incisor, j jugal, mx maxilla, pl palate, pms premaxilla-maxilla suture, pmx premaxilla, sf fossa for superficial masseter muscles, sq squamosal, vzr ventral zygomatic ramusBack to article page