CHEIROPTERA. 133 



Mr. Geoffroy detected one, Taphazous perforatus^ 

 in the catacombs of Egypt, and they are found in 

 the warmer regions of the Old Continent ; hut one 

 also occurs in North America, making, in all, seven 

 species. 



Genus MORMOOPS, Leach. Mormoop Bats. 

 The dental formula differs materially as given by 

 Dr. Leach and F. Cuvier, the first being, incis. f , 

 can. g-g, mol. | = \% = 30, and the second, incis. 

 f, can. \-\, mol. if = if = 36. The cranium is 

 elevated pyramidally ; on each side the nose a tri- 

 angular membrane ; the ears large and coalescing ; 

 tragus conspicuous; nose-leaf erect, conjoined to 

 the ears ; tail extending to two-thirds of the interfe- 

 moral membrane. One species only known, inhabits 

 Jamaica and Cuba, is denominated M. Blainvillu. 



Tribe IV. Monophalangia anistiophora. Vesper- 

 tilionina of Gray, have the index with only one 

 ossified phalanx, the other fingers with two ; nose 

 without leafy appendage. 



Genus EMBALLONURA, Kiihl. Long-nosed Bats. 

 Dent. form, incis. , can. i-i, mol. g = if = 

 34. "With long conical head ; flat forehead ; long 

 muzzle ; upper jaw longest ; tail partially involved 

 in the membrane. Inhabits Brazil and the Indian 

 Archipelago in general; noticed by P. Max. of 

 Wied ; five species enumerated. 



Genus UROCRYPTUS Temm. Concealed Tail 

 Bats. A genus established, but not yet described 

 by M. Temminck, who states merely that Emballo- 



