Catalogue of the Chelonians, Rhynchocephalians, and Crocodiles in the British Museum (Natural History)

Catalogue of the Chelonians, Rhynchocephalians, and Crocodiles in the British Museum (Natural History)

List price: US$18.08

Currently unavailable

Add to wishlist

AbeBooks may have this title (opens in new window).

Try AbeBooks

Description

This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1889 edition. Excerpt: ...into two by a median suture; beak feebly hooked; edge of jaws denticulated; alveolar surface of upper jaw with a strong, tubercular, median ridge. Fore limb anteriorly with large, unequal-sized, roundish, juxtaposed or subimbricate scales, one of which, on the inner side near the elbow, is usually much enlarged; no conical tubercles on the back of the thighs. Carapace dark brown or black, each dorsal shield yellowish or orange in the centre; plastron brown and yellow, often yellow with a large median roundish dark brown area. Head and limbs with orange or red spots. Length of shell 55 centim. Tropical South America east of the Andes; Windward Islands. Shell considerably depressed, its depth not half its length; anterior and posterior margins reverted, more or less strongly serrated; nuchal present; supracaudal shields two; discal shields concentrically striated, often concave; vertebrals much broader than long and at least as bread as costals. Plastron large, gular region somewhat produced and usually notched, hind lobe deeply notched; the pectoral shields may be widely separated from each other, or from a short median suture; axillary shield very small, inguinal large. Head moderate; two large praefrontal shields and a large frontal; beak not hooked; jaws feebly denticulated, the alveolar surface of the upper jaw with a strong median ridge. Fore limb anteriorly with very large, bony, pointed, imbricate tubercles, forming four or five longitudinal series; hind limb with very large bony tubercles on the plantar surface, and larger, conical, spur-like ones on the heel, and a group of still larger, conical ones on each side on the back of the thighs. Adult dark brown or blackish; carapace of young yellowish brown, with dark-brown markings....show more

Product details

  • Paperback | 80 pages
  • 189 x 246 x 4mm | 159g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236859014
  • 9781236859013