. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 60 AIJATOMY OF VERTEBRATES. main with those in the Python. In Istiurus the cervical hypa- popliyses are compressed, distinct, and articulated to the inter- sjjace between their own vertebra and the one in advance. The caudal vertebraj are remarkable for the great length of their neural spines. In the Chameleon the ribs commence at the fourth vertebra, and those of the sixth are articulated by semiossified cartilages to the sternum, as are the tlu^ee following pairs ; in the next eight or ten jiairs the long and slender c
. On the anatomy of vertebrates. Vertebrates; Anatomy, Comparative; 1866. 60 AIJATOMY OF VERTEBRATES. main with those in the Python. In Istiurus the cervical hypa- popliyses are compressed, distinct, and articulated to the inter- sjjace between their own vertebra and the one in advance. The caudal vertebraj are remarkable for the great length of their neural spines. In the Chameleon the ribs commence at the fourth vertebra, and those of the sixth are articulated by semiossified cartilages to the sternum, as are the tlu^ee following pairs ; in the next eight or ten jiairs the long and slender cartilages meet and unite to- gether at their extremities. There are two lumbar and three sacral vertebra3; the tail is long and prehensile. In the Iguana tuberculata twenty-one vertebra;, commencing with the fifth, support free ribs, and those of the ninth first join the sternum. § 23. Vertebral column of Chelonia.—This column is most ex- 51. SkeU'tnii iir J^miis Eiiropd-a. xxxviil. traordinary in those RepfiUa to wliich, in llie manifold modifica- tions of tlie organic framework, has been given a portable abode, in compensation for inferior powers of locomotion and the want of dcfcnsl^•e 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 Owen, Richard, 1804-1892; Cornell University. College of Veterinary Medicine. Flower-Sprecher Veterinary Library. fmo. London, Longmans, Green
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