718 CENTOURIO. DESMODONTINA‘, DESMODUS. 
WRINKLED-FACE Bart. 
Type locahty. Unknown. 
Geogr. Distr. Eastern Mexico, State of Vera Cruz, into Central 
America to Costa Rica. Limits of range not determined. 
Genl. Char. Those of the genus. 
Color. Yellowish brown, tips of hairs grayish; a white spot on 
shoulder. 
Measurements. Length of head and body, 50.5—-75; forearm, 
40-53; thumb, 1o-12.5; third finger, 80-93; fourth finger, 60; fifth 
finger, 42; tibia, 16—20.5; foot, ro-11; ear, 11-16.5; tragus,. 3.5—7.5. 
Skull: total length, 17; zygomatic width, 14.7; interorbital width, 5; 
height of braincase, 11.5; palatal length to incisive foramina, 3. 
The Desmodont group contains but two genera, comprising the 
species of blood-sucking bats, the real Vampires, whose teeth and 
alimentary canal are modified so as to be adapted to their food. 
Subfam. Vl. Desmodontine. 
171. Desmodus. 
nici, 2—2. o—o 
; (Ge Sanh Nirah Me a, = 20. 
Desmodus Wied, Abbild. Naturgesch. Brasil., 5te Lief., 1824, pl. /d. 
Beitr. Natur. Bras., 11, 1826, p. 231. Type Desmodus rujus 
Wied =Phyllostoma rotundum Geoftroy. 
Muzzle short, conical; nose-leaf distinct; nostrils opening on its 
surface, and numerous ridges bounding it behind; deep V-shaped 
groove on lower lip extending to chin; ears separate, short; tragus 
longer than broad, acute; upper incisors large, their longest side con- 
cave, sharp; canines smaller than incisors; lower incisors small, bifid, 
with a space between them and the canines, and also between them 
in front; premolars small; interfemoral membrane not extending to 
heels; no caleaneum; no tail. 
675. rotundus (Phyllostoma), E. Geoff., Ann. Mus. Hist. Nat., 181o, 
Pp. LOL, 
ecaudatus (Rhinolophus), Schinz, Thiere., 1, 1821, p. 168. 
rujus (Desmodus), Wied, Beitr. Naturg. Bras., 1826, p. 233. 
cinerea D’Orbigny, Voy. de l’Amér. Mérid., 1v, 1847, p. 11, pl. 
VIII. 
d’orbignyt Waterh., Voy. Beagle, Mamm., 1839-42, p. 1, pls. 1 
and XV ee. a. 
