19. LKllANLfRA. 129 



7. Eryx jayakari. (Plate V. fig. li.) 

 Eryx jayakari, Boulnuj. Ann. iy Mag. N. II. (U) ii. 1888, p. 508, 



Eyes extremely small and entirely on the upper surface of the 

 head. Kostral largo and l)road, witli angular horizontal edge ; the 

 rostral, tlie internasals, and a small sliield meet with tlieir angles, 

 the sutures forming an X j four scales from eye to eye across the 

 forehead ; nine or ten scales round the eye, which is separated from 

 the labials by one large scale; eleven upper labials, A meutal 

 groove. Scales smooth, in 39 rows. Ventrals narrow, 175; anal 

 small ; subcaudals 20. Tail pointed, ending in a curved, claw-like, 

 horny scute similar to the anal s])urs. Greyish brown above, with 

 whitish spots and numerous, ratlier irregular, dark brown cross 

 bands ; head dotted witli dark l)rown ; lower parts white. 



Total length 400 millim. ; tail 25. 



Arabia. 



«. $ (V. 17o ; 0. 20). Muscat. A. S. (i. Jayakar, Esq. [P.]. {Ty^Q.) 



19. LICHANURA. 



Lichaiuu'a, Cope, Proc. Ac. PhiUid. 1801, p. 304; Jan, Icon. Gen. 

 Ophid. p. 69 (I860) ; Bocoiirt, Miss. Sc. Mex., liept. p. 513 (1882) ; 

 Cope, Am. Nat. 1886, p. 293, and Proc. U.S. Nat. Mus. xiv. 1892, 

 p. 590. 



Head not distinct from nock, covered with scales ; rostral mode- 

 rate; nostril between two nasals. Eye small, with vertical pupil. 

 Body cylindrical ; scales small, smooth. Tail short, thick, obtuse 

 at the end, but slightly prehensile ; subcaudals single. 



Western North America. 



1. Lichannra trivirgata. 



Lichanura trivirgata, Cope, Proc. Ac. I'/iilad. 1801, p. 304; Jan, 

 Icon. Gen. p. 70(1865); Bocnurt, Miss. ,Sc. Me.r., Rept. p. 514 

 (1882); Stejnefjer, Proc. U.S. Nat. Mus. xii. 1889, pp. 97, 98, 

 fig. 



roseofusca, Cope, Proc. Ac. Philad. 1808, p. 2; Stejncger, I. c. 



p. 08; Cope, Proc. U.S. Nat. Mus. xiv. 1892, p. 591. 



myriolepis, Cope, 1. c. ; Ste/ncf/er, I. c, 



Charina trivirgata. Garni. N. Ain. Rept. p. 8 (1883). 



Lichanura orcutti, Stejnec/er, I. c. p. 96, fig. 



simplex, Stejnegcr, I. e. p. 97, fig. 



Snout prominent. Rostral deeper than broad ; anterior nasal 

 large, in contact with its fellow behind the rostral ; a ring of seven 

 to ten scales round the eye ; Ki to 15 upper labials. Scales in 'Xi 

 to 45 rows. Ventrals 218-232; anal entire; subcaudals 39-49. 

 Yellowish, brown, or grey above, with or without three dark brown 

 longitudinal bands : belly yellowish or pinkish, dotted or mottled 

 irregularly witli brown. 



Total length 870 millim. ; tail 1 lO. 



California and Lower California. 



VOL. T. K 



