8. LTGOSOMA. 305 



once and a half in the distance between axilla and groin. Snout 

 short, rounded ; no canthus rostralis. Lower eyelid scaly. Supra- 

 nasals present, in contact behind the rostral ; frontonasal much 

 broader than long, largely in contact with the frontal ; pra^frontals 

 small ; frontal about as long as frontoparietals and parietals together, 

 in contact with the first and second, or first, second, and third 

 supraoculars ; five supraoculars, fifth very small ; eight or nine 

 supraciliaries, first and last largest; frontoparietals and interparietal 

 distinct, subequal, or interparietal smallest ; parietals not or but 

 ver}' slightly in contact behind the interparietal; no nnchals ; fifth 

 and sixth labials below the eye, fifth largest. Ear-openiug mode- 

 rately large, oval, smaller than the eye-opening, without lobules. 

 32 to 36 scales round the middle of the body, subequal ; dorsals 

 strongly, laterals feebly tri- or quinquecarinate. Pra^auals not en- 

 larged. The adpressed limbs meet or fail to meet. Digits short, 

 compressed ; fourth toe a little longer than third ; subdigital lamella) 

 feebly unicarinate, 14 to 18 under the fourth toe. Tail thick, 

 little longer than head and body. Brownish above, the dorsal 

 scales black-edged ; or blackish brown, each dorsal with a yellowish 

 spot; sides fre(]uently with vertical dark brown bars; lower sur- 

 faces yellowish white, throat and sometimes also beUy with longi- 

 tudinal brown streaks. 



millim. millim. 



Total length 340 Fore limb 41 



Head 36 Hind limb 51 



Width of head .... 28 Tail 180 



Body 124 



West Africa. 



h, c. Ad. Fernando Po. 



d. Ad. Camavoous. I). G. Rutherford Esq. [C.]. 



e. 



Ad. Old Calabar. Dr. J. A. Smith [P.], 



/. Hgr. Old Calabar. 



g. Ad. Gaboon. 



106. Lygosoma Iseviceps. 



Euprepes (Tiliqua) Iseviceps, Peters, Mon. Berl. Ac. 1874, p. 371, 

 pi. — . fig. 3. 



Allied to L. fcrnandi. Supranasal imperfectly separated from 

 the nasal, forming a suture with its fellow behind the rostral ; 

 frontonasal much broader than long, in contact with the frontal, 

 which is long ; four supraoculars ; six or seven supraciliaries ; fronto- 

 parietals and interparietal distinct ; fifth upper labial largest, sepa- 

 rated from the orbit by a series of small scales. Ear-opening small, 

 round, with a triangular projecting scale in front. 28 scales round 

 the body ; dorsals sharply tricarinate, laterals almost smooth. The 

 hind limb measures hardly more than three fifths the distance 

 between axilla and groin. Yellowish grey above, irregularly dotted 



VOL. III. X 



