ClipArt ETC
"Heart and adjacent vessels of skate. v., Ventricle; c.a., conus arteriosus; p.i., posterior innominate; v.a., ventral aorta; a.i., anterior innominate; Th., thyroid; m., mouth; a., auricle; s.v., sinus venosus; s.c., precaval sinus or sinus of Cuvier; h.s., hepatic sinus; j., jugular; br., brachials; cd., cardinal; epg., epigastric." -Thomson, 1916

Skate Heart

"Heart and adjacent vessels of skate. v., Ventricle; c.a., conus arteriosus; p.i., posterior innominate;…

"Dissection of nerves of skate. CH., Cerebral hemispheres; O.TH., optic thalami; OL., optic lobes; M., medulla; 4v., posterior part of cerebellum, covering fourth ventricle; OB., olfactory bulb; OC., olfactory capsule; SO., superior oblique muscle; E., eye; SR., superior rectus; ER., external rectus; SO.VII., superficial ophthalmic branch of VII.; SO.V., superficial ophthalmic branch of V.; OP., ophthalmicus profundus; A.C., auditory capsule; B.Pl., brachial plexus; R.F., recurrent facial; C.T., chorda tympani; F.P., facial proper; Hy., hyoidean; Hyomn., hyomandibular; E.M., external mandibular; M.M., mandibular muscle; Sp., spiracle; P.sp., prespiracular; Pl., palatine; O.B., outer buccal; Mn., mandibular; Mx., maxillary; I.B., inner buccal; L., lateral branch of X.; Py., pyloric branch; C., cardiac branch." -Thomson, 1916

Skate Nerves

"Dissection of nerves of skate. CH., Cerebral hemispheres; O.TH., optic thalami; OL., optic lobes; M.,…

Skeleton of skate. nc, nasal capsules; pq, palato-pterygo-quadrate cartilage; M, Meckel's cartilage; hm, hyo-mandibular; h.br., fifth hypobranchial; v.pl., vertebral plate; st, sensory tubes; sc, scapular region; c, coracoid region; p.pt., anterior basal cartilage or pro-pterygium; m.pt., meso pterygium; mt.pt., meta-pterygium; pu., pubic bar; st, stomach; sv, spiral valve of intestine. -Thomson, 1916

Skate Skeleton

Skeleton of skate. nc, nasal capsules; pq, palato-pterygo-quadrate cartilage; M, Meckel's cartilage;…

"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.,…

"Young skate. The yolk-sac has been cut off, the yolk-stalk is left. m., Mouth; ol.o., nostril, e.g. "external gills", a., cloaca; c., claspers." -Thomson, 1916

Young Skate

"Young skate. The yolk-sac has been cut off, the yolk-stalk is left. m., Mouth; ol.o., nostril, e.g.…