13. MIMON. 



491 



Length, head and body 



tail 



head 



ear 



tragua 



nose-leaf 



Breadth of ditto (horseshoe) 



Length, forearm 



thumb 



third finger, metacarpal ., 



„ 1st phalanx . 



2ud „ 



3rd „ 



fourth finger, metacarpal . 



„ 1st phalanx. 



2nd „ ., 



fifth finger, metacarpal 



,, Ist phalanx ., 



2nd „ 



tibia 



calcaneum 



foot 



T. crenu- 

 latum. 



21 



0-9 



0-86 



10 



0-4 



0-65 



0-3 



1-9 



0-35 



1-65 



05 



0-85 



0-65 



1-55 



0-4 



0-45 



1-6 



0-4 



0-45 



0-8 



07 



0-4 



T. longi- 

 folium. 



10 



09 



0-9 



0-35 



0-65 



0-26 



1-9 



0-4 



1-7 



0o5 



10 



0-7 



1-7 



0-45 



0-7 



1-8 



0-4 



0-5 



10 



11 



0-45 



In the tj'pe specimen of T. crenulatum, preserved in the Paris 

 Museum, the forearm is 2" and the tibia 0"-85, and the measure- 

 ments of other parts slightly greater than those given above. 



13. MIMON. 



Mimon, Gray, P. Z. S. 1847, p. 14 ; Ann. S^Mag. Nat. Hist. xix. p. 406 

 (1847). 



Muzzle as in Phyllostoma ; nasal appendages largely developed 

 posteriorly, narrow in front ; ears separate ; chin with a broad 

 naked space divided by a longitudinal groove ; first phalanx of the 

 middle finger nearly half the length of the metacarpal bone ; wings 

 from the ankles ; tail distinct, terminating in the basal half of the 

 large interfemoral membrane. 



Dentition. Inc. -j, c. j^j-, pm. gEs*) ^- s^- 



This genus is evidently closely allied to Phyllostoma, from which 

 it is mainly distinguished by the very different form of the chin- 

 warts. 



1. Mimon bennettii. 



Phyllostoma bennettii, Gray, May. Zool. Sf Bot. ii. p. 488 (1838). 

 Mimon bemiettii, Gray, P. Z. S. 1847, p. 14 ; Ann. ^ Mag. Nat. Hist. 



xix. p. 406 (1847) ; Peters, MB. Ahad. Berl. 1866, p. 674. 

 Vampirus auricularis, Saussure, Rev, et Mag. Zool. xii. p. 487 (1860), 



Ears large ; general outline of the ear-conch triangular, the outer 



* See remarks on the number of premolars in M. hcnncttii, p. 492. 



