460 BULLETIN: MUSEUM OF COMPARATIVE ZOOLOGY. 
longer than the third toe with claws; ! tail covered with keeled scales: 
in rings, scales being straight and the keels nearly parallel with the 
sides of the scales; about forty-three scales in the fifteenth ring from 
the base.” 
DIMENSIONS. 
mm. 
“Dota fame this yh, kirk jj k ae oe aan yah oi balay a a 288 
PINOLE: COVEN EY ch Tey ita k alt hl hae eel, Cs 95 
Path Cee tte Oy oY Dae ee ieee 193 
Snout ta ear tos. te Gs 6 Urdaie oed ee Siacck ee eee vt 
Wridtiy Son (beads. oh ee CO ei aie a al ia deeer ae ae 15 
Poretee from, axa lla 0 iit < eucoausl, obetnma'h tomes Tuoi aa 35 
Hind Jeg trom Grom sca te abbas it he ne 76 
Outen toe: without claw... 6. cs cule se Cee 9 
Inner toe: without claw 2.06.3: ! adic tocetti he Se 5 
Description:— Tyre U. 8. N. M. 10113. Tobago, West Indies; 
F. A. Ober. 
AMEIVA ATRIGULARIS Garman. 
Description:— Adult male; TyPE M. C. Z. 6080. Trinidad, B. W.1I.; 
1879; C. S. Cazabon. 
Rostral forming about a right angle behind; nostril between the two 
nasals; anterior pair of nasals in broad contact behind rostral; fronto- 
nasal longer than wide in broad contact with the loreal; prefrontals 
in broad contact; frontal in contact with the first two supraoculars, 
with the second for its entire length; a pair of frontoparietals separated 
posteriorly by one or two rows of granules from the third supraocular; 
five subequal occipitals, the two adjacent to the median slightly larger 
than the others; four supraoculars, the first separated from the loreal; 
three posterior supraoculars separated from the supraciliaries by a 
single row of granules ending anteriorly in a large granule; last supra- 
ocular separated from the outer occipitals by two or three rows of 
granules; five and six large supralabials; six infralabials; between 
infralabials and chin-shields a wedge of one or two rows of granules 
extending anteriorly half the length of the second chin-shield; chin 
and throat covered with small granules, a broad group in the median 
posterior region formed of large scales but varying gradually into the 
others; on the area between the two throat folds three or four rows 
1In erul fourth toe extends beyond third not more than length of third toe without. 
claw. 
