Figure 12 in Combined phylogeny and new classification of catsharks (Chondrichthyes: Elasmobranchii: Carcharhiniformes)

Figure 12. Neurocranium; ventral view. A, Poroderma pantherinum, SAIAB 34577, male, 640 mm TL. B, Pentanchus australis, CSIRO H1287-2, male, 510 mm TL. C, Proscyllium habereri, CAS 57189, male, 410 mm TL. D, Carcharhinus melanopterus, CAS 232592, male, 460 mm TL. Abbreviations: bp, basal plate; enc, external nasal cartilage; exc, excurrent aperture; hf, hyomandibular facet; icf, internal carotid foramen; inc, incurrent aperture; lrc, lateral rostral cartilage; mrc, medial rostral cartilage; nf, nasal fontanelle; rf, rostral fenestra; sbp, subnasal plate; sf, stapedial foramen; ss, suborbital shelf; TL, total length.