Figure 12 in Cranial anatomy of Paleocene and Eocene Labidolemur kayi (Mammalia: Apatotheria), and the relationships of the Apatemyidae to other mammals

Figure 12. Fragment of the right petrosal of UM 41869 in ventral view: (A) labelled; (B) unlabelled. The dashed lines indicate the courses of the internal carotid stem, stapedial artery, and promontorial artery, running along grooves visible on the promontorium. There is no evidence for bony canals for these vessels. See Table 1 for abbreviations. Scale bar: 1 mm.