54 African Zoology. 



Nyctinojnus acelabulosus, Desra. (Port Louis Nyctluonie.) 

 Colour brown-black ; a bare spot on each side of the breast- 

 bone ; interfcmoral membrane enveloping two-thirds of the tail ; 

 hair of the hinder feet very long. Smaller than the last species. 



Inhabits Mauritius. 



Ency. Method. Art. Mammalogie, sp. 263. Vespertilio 

 acetabulosus, Herman, Obs. Zool. p.}9. Nyctinomus Mauri- 

 tiauus, Geoff. Egypt. Hist. Nat. ii. 130. Horsfield's Java, 

 No. 5. 



Nyctinomvs Condylurus, (Knob-tailed Nyctinome). Fur 

 very short and silky; above the surface colour is brown, be- 

 neath dull tawny white, verging upon dull brown on the sides ; 

 ears black and rounded at tips, each with a narrow stripe of 

 fur on its outer surface, extending from the base almost to the 

 circumference; lips with four or live deep furrows ; wing mem- 

 branes blackish brown ; interfcmoral -membrane enveloping 

 more than half of the tail, above it is thinly covered with short 

 fur towards its base and below till near its posterior margin 

 tail enlarged and wrinkled at the point. Length from nose to 

 base of tail about three inches, the latter an inch and a half. 

 — When the fur is reversed the hairs of the back and sides are 

 found to be tawny towards their bases ; those of the middle of 

 the body beneath dull brown. 



Inhabits South Africa, — about Port Natal. 



Nyctinomus dubius. {Caffer Nictino7ne.^ Fur rather long; 

 above the surface colour is a dull deep brown, beneath a 

 light tawny brown inclined on the sides to blackish brown. 

 Ears brownish black and pointed ; wing membranes dull black 

 with a faint brownish tint ; interfemoral membrane enveloping 

 nearly two-thirds of the tail, the last third very slender and 

 pointed ; hairs on the feet dull white ; furrows of upper lip very 

 indistinct. Length from nose to base of tail about two inches, 

 of tail an inch and a half. — On the back, each of the hairs is 

 tawny white towards its base ; beneath towards the middle of 

 the body, tawny white throughout ; on sides tawny white to- 

 wards the base. 



Inhabits South Africa, — between the Cape Colony and Natal. 



Geuus Megaderbia. Geeffrorj. 



Incisors », canines \ \, molars H, — 26. Superior canines tri- 

 angular, each with a process behind, the inferior 07us bent 

 backwards ; the Jirst superior molar compi essed and ending in a 

 long slender point, the others croicned with many sharp tuber- 

 cles ; the inferior molars compressed, the first simple compressed, 

 and with a single point; the others longer, uneven, and each 



