LUPEROSAURUS 



89 



small; eight upper and eight lower labials below center of eye; 

 two or three rows of scales bordering lower labials slightly en- 

 larged ; forehead concave ; granules on snout larger than those on 

 back or occiput; ear opening narrow, oblique; granules on side, 

 and on part of head and neck intermixed with numerous spinelike 

 scales; no lateral fold, but several enlarged scales arranged in 

 a more or less regular row low on side ; a fold of skin about legs, 

 more prominent on posterior aspect of hind legs ; scales on belly 

 larger than on throat or back; a row of enlarged scales in the 

 femoral and preanal regions, sixteen on each side, beginning on 

 knee and meeting medially at a broad angle, some of the scales 

 with perforations or depressions; behind this row, in front of 

 anus, an angular row of much enlarged scales ; anus not covered 

 by an angular flap of skin ; tail contained in distance from snout 

 to vent one and one-half times; tail tapering gradually, rather 

 flattened below, narrow, the annulations distinctly marked above ; 

 laterally two spinelike scales on each annulation pointing back- 

 ward; scales on 

 upper side larger 

 than those on back, 

 the annulations 

 marked by a trans- 

 verse row of scales 

 slightly more 

 prominent than 

 the others; below, 

 scales arranged in 

 transverse rows, 

 the annulations 

 marked by a row of 

 slightly larger 

 scales ; a single 

 prominent scale 

 below at base of 

 tail on either side ; adpressed legs meet ; digits a little more than 

 half webbed ; claws present on all save inner digits ; lamellse on 

 outer extremities of digits divided, about six on longest toe, 

 followed by a few undivided, scalelike lamellse; diameter of eye 

 less than its distance from nostril or auricular opening. 



Color in life. — Above russet brown, with indistinct grayish 

 markings on side of snout, occiput, sides of neck, and across back 

 between hind legs ; below yellowish, mixed with flecks of brown ; 

 tail indistinctly barred above ; below, grayish brown. 



Fig. 9. 



Luperosaurus jolaensis Taylor; from the cotype, from 

 Jolo ; preanal pores ; about X 4, 



