On a new Species of the Genus Alepas. 195 



frontonasal broader thin long, forming a broad suture with 

 the rostral and with the frontal ; prefrontals small ; four 

 supraoculars ; seven supraciliaries ; frontoparietals distinct, 

 much larger than the interparietal, behind which the parietals 

 form a suture; a pair of nuchals ; third and fourth upper 

 labials under the eye. Ear-opening small, with six inter- 

 locking pointed lobules within the meatus, three pointing 

 downwards and three pointing upwards. 22 subequal smooth 

 scales round the body. A pair of feebly enlarged prseanals. 

 Fore limb, stretched forwards, reaching the ear; hind limb 

 half as long as the distance between axilla and groin. Digits 

 short; 12 smooth lamella; unler the fourth toe. Tail rather 

 thick, once and two thirds the length of head and body. 

 Brown above, yellowish beneath ; sides dotted with black. 



millim. 



Total length 167 



Head 11 



Width of head 7 



Body 49 



Fore limb 10 



Hind limb 16 



Tail ...107 



A single specimen from the foot of Mount Kenia. Pre- 

 sented to the British Museum by Lord Delamere. 



XXII. — On a new Species of the Genus Alepas (A.Lankesteri), 

 from the Collection of the British Museum. By A. 

 Gruvel, Charge de (Jours a la Faculty des Sciences de 

 Bordeaux. 



[Plate VIII.] 



Diagnosis. — Capitulum swollen laterally, covered with a 

 thick transparent cuticle, without plates. Orifice slightly 

 tubular and projecting. No crests on the median dorsal 

 line, but a slight continuous ridge extending from the orifice 

 to the peduncle. 



The peduncle is nearly as long as the capitulum, without 

 visible ornamentation, with the exception of irregular trans- 

 verse folds. 



Mandibles with four teeth. Inner branch of the 5th and 

 6th pairs of cirri atrophied and unequal. 



Distribution.— West Indies, Mona Channel, 814 fathoms. 

 Collected by Captain Cole. British Museum Collection. 



13* 



