Figure 4 in The differentiation of bunodont Listriodontinae (Mammalia, Suidae) of Africa: new data from Kalodirr and Moruorot, Kenya

Figure 4. Basicranium and nuchal face of Listriodon jeanneli and comparisons with other listriodonts. A–C, drawings of the ventral view of the auditory region, of A, Lis. jeanneli (KNM WK-17127); B, Listriodon splendens (MNHN Sa 10141); C, Libycochoerus massai (MNHN LBE 563). E–F, dorsal view of the skull KNM WK-17127 of Lis. jeanneli; comparison with D, dorsal view of the skull MNHN LBE 563 of Lib. massai. Abbreviations: ab, auditory bulla; flm, foramen lacerum medium (median lacerate foramen); flp, foramen lacerum posterior (posterior lacerate foramen = foramen jugulare); fm, foramen magnum; fo, foramen ovale; hf, hypoglossal foramen; gs, glenoid surface; mf, mandibular fossa; nc, nuchal crest; nt, nuchal tubercle; oam, opening of the auditory meatus (opening of the external acoustic meatus); oc, occipital condyle; pgp, postglenoid process; pop, paroccipital process; ptp, post-tympanic process; sf, styloid foramen; smf, stylomastoid foramen; smp, suprameatic process; tn, tympanic neck. Scale bars: A–C = 50 mm; D–F = 50 mm.