MICRONYCTERIS. GLYPHONYCTERIS. 663 



MEXICAN VAMPIRE BAT. 



Type locality. Plantinar, State of Jalisco, Mexico. 



Geogr. Distr. State of Jalisco, western Mexico. 



Genl. Char. Size of M. megalotis, color lighter, middle finger 

 longer. 



Color. Like M. megalotis, but paler. 



Measurements. Total length, 56-65; tail, 12-17; tibia, 14-16.4; 

 foot, 8-10; forearm, 35-37; thumb, 8-10; longest finger, 67-72; ear 

 from crown, 16-18; tragus, 6-7. 



624. microtis (Micronycteris), Miller, Proc. Acad. Nat. Scien. Phil., 



1898, p. 328. 

 SMALL-EARED NICARAGUAN BAT. 



Type locality. Greytown, Nicaragua. 



Geogr. Distr. Nicaragua; range unknown. 



Genl. Char. Smaller than M. minutus; ear half as long as fore- 

 arm; ears densely furred at base and on inner side; foot half as long 

 as tibia, shorter than calcar; nose-leaf broad, obtusely pointed; fore- 

 head highly elevated. 



Color. Uniform wood brown; basal third of hairs white. 



Measurements. Forearm, 31; thumb, 8.8; longest finger, 58; 

 tibia, 12.6; foot, 8; ear from crown, 12; tragus, 5.8; height of nose- 

 leaf, 3.8. (ex Type.) 



146. Glyphoiiycteris. 



Glyphonycteris Thomas, Ann. Mag. Nat. Hist., 6th Ser., xvm, 



1896, p. 301. Type Glyphonycteris sylvestris Thomas. 

 "Nose-leaf narrow, bound down to the muzzle in front; chin 

 warts apparently only two, one on each side of a central groove; ears 

 separated, not connected across the head; tail short, perforating the 

 interfemoral membrane and appearing on its upper surface; wing 

 membrane from the side of the ankle; skull thin and papery; profile 

 line from top of muzzle to crown nearly straight, not markedly con- 

 cave; antorbital region broad, with a distinct inflation just above 

 the anterior corner of each orbit, the breadth of the muzzle over the 

 antorbital foramina much greater than the postorbital breadth; 

 upper middle incisors large, vertical, chisel-shaped; outer incisors 

 minute; canines short, sharply pointed; premolars subequal, oval, or 

 rounded in section; lower incisors tricuspid, subequal." (Thomas, 

 I.e.) 



