172. MIMOPHIS. 171 



e. $ (V. 165 ; C, 68). Lake Tanganyika. E. Coode-Hore, Esq. 



d-e. $ (V. 149 ; 0. 71) Cape McClear, Lake Mr. F. A. Simona 



& hgr. (V. 141 ; 0. 68). Nyassa. [C.l. 



/. 5 (V. 147; C. 68). Fort Johnston, Brit. Sir H. H. Johnston 



0. Africa. [P.]. 



172. MIMOPHIS. 



Mimophis, Gunth. Ann. ^ Mag. N. S. (4) i. 1868, p. 421. 



Maxillary teeth 10 or 11, two or three in the middle much 

 enlarged, fang-like, followed by an interspace, last large and 

 grooved ; anterior mandibular teeth very strongly enlarged. Head 

 distinct from neck ; eye rather large, with round pupil ; frontal 

 narrow ; nostril in an entire or semidivided nasal, followed by a 

 short loreal, which is separated from the prseoeular by the prae- 

 frontal. Body cylindrical ; scales smooth, with apical pits, in 

 17 rows ; ventrals, rounded. Tail rather long; subcaudals in two 

 rows. 



Madagascar. 



1. MimopMs mahfaleusis. 



Psammophis vaaM&lQTiAsjOrandid. Mev. Sf Mag. Zool. xix. 1867, p. 234, 

 Mimophis madagascariensis, Gunth. Ann. Sf Mag. N. H. (4) i. 1868, 



p. 421, pi xviii. ; Boettg. Abh. Sench. Ges. xii. 1881, p. 445; 



Steind. Sitzb. Ah. Wien, o. 1891, p. 294. 

 mahfalensis, Mocquard, Bidl. Soc. Philom. (8) vii. 1895, pp. 103 



&124. 



Eostral broader than deep, scarcely visible from above ; inter- 

 nasals as long as broad or longer than broad, a little shorter than 

 the praefrontals ; frontal twice and a half to three times as long as 

 broad, much narrower than the supraocular, longer than its distance 

 from the end of the snout, as long as or shorter than the parietals ; 

 one prseoeular, extending to the upper surface of the head but not 

 reaching the frontal; two postoculars ; temporals 2 + 3; eight 

 upper labials, second or second and third in contact with the prae- 

 frontal, third, fourth, and fifth entering the eye ; four (rarely three 

 or five) lower 'labials in contact with the anterior chin-shields, 

 which are shorter than the posterior. Scales in 17 rows. Ventrals 

 140-164 ; anal divided ; subcaudals 61-102. Pale fawn-colour 

 above, with a dark brown vertebral band or a zigzag series of spots 

 which may be divided by a narrow pale line running along the 

 spine ; head with undulous dark lines above and a dark streak on 

 each side, passing through the eye. 



Total length 760 millim. ; tail 196. 



Madagascar. 



A. A dark brown dorsal stripe, four scales wide, and two or three 

 brown streaks along the sides ; belly yellowish, with more or 

 less distinct brown longitudinal streaks. 



Or-c. S (V. 149, 140 ; C. Madagascar. Kev. W. Ellis [P.]. 



70,61)& $ (V. 152; (Types.) 



C. 65). 



