. A course of instruction in zootomy (vertebrata). Anatomy, Comparative. THE SKATE. 31 coracoid : cjiy, ceratohyal : 3, third epi-branchial : , epi-hyal : gl. I, gl. 2, gl. 3, anterior, middle, and posterior glenoid facets : I, 3, 5, hypo-branchials of the fir^t, third, and fifth branchial arches : , hypo-hyal: Jim, hyomandibular : ha-, commencement of haemal canal : /'/, iliac process : lb. i, lb. 2, lb. 3, lb. 4, labial cartilages : nick, Meckel's cartilage or lower jaw : , mesopterygium. : , metapterygium : ol, olfactory capsule : /./', propteryg
. A course of instruction in zootomy (vertebrata). Anatomy, Comparative. THE SKATE. 31 coracoid : cjiy, ceratohyal : 3, third epi-branchial : , epi-hyal : gl. I, gl. 2, gl. 3, anterior, middle, and posterior glenoid facets : I, 3, 5, hypo-branchials of the fir^t, third, and fifth branchial arches : , hypo-hyal: Jim, hyomandibular : ha-, commencement of haemal canal : /'/, iliac process : lb. i, lb. 2, lb. 3, lb. 4, labial cartilages : nick, Meckel's cartilage or lower jaw : , mesopterygium. : , metapterygium : ol, olfactory capsule : /./', propterygium : , pre-pubic process : , pterygo-quadrate cartilage, or upper jaw : pu, pubic portion of hip girdle : >-, rostrum : , rostral cartilage : sc, scapula : , scapulo-coraccid fontanelle : sp, spiracular cartilage : , supra-seapula. longitudinal axis of the centrum; the cartilage intervening between them is further strengthened by four radiating plates of bone, which give rise to a cruciform figure in a Tt* TLS. tr FIG. ii.—Raja nasuta. The last seven trunk vertebrae, and the first ten caudal vertebrce, viewed from the left side (nat. ?ize). ct centra : cd. I, caudal verrebra : , dorsal root of spinal nerve : , hcemal process : , haemal spine : /.«, inter-neural plate : , neural process : , neural spine : r, rib : /, trunk of spinal nerve : tr, transverse process : tr. 28, twenty-eighth (last) trunk vertebra : , ventral root of spinal nerve. transverse section of the centrum. The centra are seen to continue backwards the ventral portion of the anterior vertebral plate. 6. The transverse processes (Figs, n and 12, tr), backwardly directed rods of cartilage, which proceed one from either side of the centrum, and continue backwards the lateral ridges of the vertebral Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of t
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectanatomy, bookyear1884
