"Under surface of skull and arches of skate. l.1, First labial cartilage; R., rostrum; tr., trabecular region; n.c., nasal capsule; a.o., antorbital cartilage; p.pt.q., palato-pterygo-quadrae; M.c., Meckel's cartilage; h.m., hyo-mandibular; h.br.1-5, hypobranchials; c.br.5, fifth ceratobranchial; c.h., cerato-hyal; l.2-4, labial cartilages." -Thomson, 1916

Skate Skull

"Under surface of skull and arches of skate. l.1, First labial cartilage; R., rostrum; tr., trabecular…

"Side view of skate's skull. l1., First labial cartilage; n.c., nasal capsule; a.o., antorbital; p.pt.q., palato-pterygo-quadrate; M.c., Meckel's cartilage; h.m., hyo-mandibular; e.h., epi-hyal; c.h., cerato-hyal; h.h., hypo-hyal; h.br.1-5, hypobranchials; c.br., ceratobranchial; e.br., epibranchial; p.br.1., first prebranchial; i.h., inter-hyal; m.pt., meta-pterygoid; 2, 5, 7, foramina of exit of the corresponding nerves." -Thomson, 1916

Skate Skull

"Side view of skate's skull. l1., First labial cartilage; n.c., nasal capsule; a.o., antorbital; p.pt.q.,…