12 G. A. BOULENGER 



Asthenophis, g. n. 



Maxillary bone short , not extending as far as the palatine ; 

 maxillary and mandibular teeth very small, equal ; palatine and 

 pterygoid teeth few. Head not distinct from neck; snout much 

 depressed, projecting, with obtuse horizontal edge; eye mode- 

 rate, with vertically subelliptical pupil; nostril in a semidivided 

 nasal , a horizontal suture extending from the nostril to the 

 loreal ; internasal and praefrontal single. Body cylindrical ; scales 

 smooth, with apical pits, in 15 rows. Tail short, subcaudals in 

 two rows. 



Closely allied to Prosymna, Gray, from which it differs in 

 the dentition. 



26. Asthenophis ruspolii, sp. n. — Rostral large, much broader 

 than deep, forming a broad suture with the internasal, which 

 is nearly thrice as broad as long ; praefrontal longer than the 

 internasal , nearly four times as broad as long ; frontal large, 

 longer than its distance from the end of the snout, as long as 

 the parietals ; supraocular narrow ; loreal twice as long as deep ; 

 one prae- and one postocular ; temporals 1 -h 2 ; six upper la- 

 bials, third and fourth entering the eye ; three lower labials in 

 contact with the anterior chin-shields ; posterior chin-shields 

 narrower and shorter than the anterior, separated from each 

 other by an elongate shield. Scales in 15 rows. Yentrals 135 ; 

 anal entire; subcaudals 32. Dark brown above, each scale with 

 a light terminal dot ; upper lip and lower parts white. 



Total length 198 millim. ; tail 33. 



A single male specimen, from Magala Umberto I, Ganale Doria. 



27. Hemirhagerrhis kelleri, Bttgr. — Dabanac, Ogaden; a single 

 specimen. 



Sc. 17; Y. 150; C. 72. 



28. Amplorhinus nototaenia, Gthr. — Between Lugh and Bar- 

 derà, Dolo, Meddo-Erelle ; three specimens. 



29. Rhamphiophis oxyrhynchus, Reinh. — Rufa (Web valley); 

 a single specimen 



