OCR Text |
Show 520 MR. G. A. BOULENGER ON THE [May 18, from the supraciliaries by one or two series; two canthal scales; three or four obtusely pointed scales form a feeble denticulation on the anterior border of the ear. Lateral cervical fold forming a deep pouch. Dorsal scales very strongly keeled, pointed or shortly mucronate, forming 8 to 10 straight or slightly oblique longitudinal series; 34-44 scales between the interparietal shield and the base of the tail, 6-9 corresponding to the length of the shielded part of the head. Lateral scales much smaller, abruptly differentiated from dorsals, keeled, imbricate, directed obliquely upwards and backwards. Ventral scales as large as laterals or a little larger, smooth, entire. 36-44 scales round the middle of the body. The adpressed hind limb reaches the ear, the eye, or the nostril; tibia a little longer than the shielded part of the head; the distance between the base of the fifth toe and the extremity of the fourth equals the distance between the nostril and the arm, or a little less. 3-8 femoral pores on each side. Caudal scales as large as dorsals, strongly keeled, shortly mucronate. N o enlarged postanal scales. d. Acapulco, Guerrero. Godman... 2- Omilteme, „ ,, 2 d. S. Domingo de Guzman, Oaxaca. Buller JP • II II II + • ii n >» tf. Tehuantepec 1. 52 52 53 52 55 53 51 53 51 44 41 53 2. 12 11 12 12 13 13 12 12 11 10 10 12 3. 13 12 13 13 14 14 13 13 12 11 10 13 4. 15 14 13 13 14 14 13 14 12 11 10 13 5. 21 19 18 17 19 20 17 19 16 16 14 18 6. 32 33 36 36 34 35 37 40 35 37 35 33 7. 7 6 8 7 7 8 8 9 8 9 8 8 8. 34 40 36 40 36 42 40 44 38 44 42 40 9. 8-7 7-7 4-6 5-4 4-5 5-5 6-5 5-5 5-5 4-6 5-5 5-5 Olive-brown above, with coppery gloss ; sides darker, sometimes blackish ; a yellowish dorso-lateral streak frequently separates the dorsal from the lateral surfaces ; a series of oblique blackish cross-lines along each side of the back. Lowrer surfaces uniform yellowish in both sexes, or finely speckled with blackish in the males. Hab. Isthmus of Tehuantepec. 29. SCELOPORUS PULVUS. Sceloporus fulvus, Bocourt, Miss. Sc. Mex., Eept. p. 214, pl. xviii. bis, fig. 8 (1874) ; Bouleng. Cat. Liz. ii. p. 238 (1885). Head-shields feebly keeled or striated, sometimes nearly smooth; frontal divided into four small shields separated from the interparietal by a pair of frontoparietals ; interparietal as long as broad; parietals small, two on each side ; a series of four or five large transverse supraoculars, bordered inwards by one series of small scales and separated from the supraciliaries by one or two series |