. A course of instruction in zootomy (vertebrata). Anatomy, Comparative. THE PIGEON. 187 rib, having all the characters of the last cervical rib (§§ 14, 15), a ventral section, the sternal rib, a straight flat bone, making an obtuse angle with the vertebral rib, and articulating at its lower end with a facet on the trj FIG. 46. —Columba livia. The sacrum of a nestling (about fourteen days old), viewed from beneath ( x 2). On the left side (right of the figure) the first two caudal ribs () are removed, so as to show the dorsal transverse processes (;) : the sub- sequently
. A course of instruction in zootomy (vertebrata). Anatomy, Comparative. THE PIGEON. 187 rib, having all the characters of the last cervical rib (§§ 14, 15), a ventral section, the sternal rib, a straight flat bone, making an obtuse angle with the vertebral rib, and articulating at its lower end with a facet on the trj FIG. 46. —Columba livia. The sacrum of a nestling (about fourteen days old), viewed from beneath ( x 2). On the left side (right of the figure) the first two caudal ribs () are removed, so as to show the dorsal transverse processes (;) : the sub- sequently ossifying membrane which fills up the intervals between the iransverse processes is also removed on the same side : the last thoracic vertebra is not shown, not yet having united with the sacrum. The cartilaginous parts are dotted. , ossified centrum of first, and c. 7, of seventh caudal vertebra : , first caudal rib: /.I, centrum of first, and /.3 of third lumbar vertebra: , centrum of first, and s. 3 of third sacral vertebra : trp, transverse process of first lumbar, ', of second sacral, and ;, of first caudal vertebra. VI. In the remaining vertebrae entering into the com- position of the compound sacrum make out: 26. The two or three lumbar vertebrae (Fig. 46, /. i—- /. 3), immediately succeeding the fifth thoracic : each has a stout wide body, short strong transverse processes abutting. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Parker, T. Jeffery (Thomas Jeffery), 1850-1897. London, Macmillan
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectanatomy, bookyear1884
