662 MICRONYCTERIS. 



hirsutus (Micronycteris}, Thomas, Ann. Mag. Nat. Hist., yth Ser., 



n, 1898, p. 318. 

 HAIRY BAT. 



Type locality. Unknown. 



Geogr. Distr. Pozo Azul, Costa Rica. Altitude, 200 meters; 

 range unknown. 



Genl. Char. Second phalanx of middle finger longer than first; 

 calcaneum longer than foot; wings from metatarsus; tail half the 

 length of the interfemoral membrane, which it pierces; face hairy; 

 nose-leaf and muzzle covered with fine hairs as are also the humerus 

 and forearm; nose-leaf horseshoe-shaped, erect portion lancet-shaped; 

 ears longer than the head, united near base; legs and forearms hairy. 



Color. Above brown, beneath grayish white; base of hairs brown. 



Measurements. Head and body, 55.8; tail, 15.2; forearm, 40.6; 

 third finger, metacarpal, 33; fourth finger, metacarpal, 33; fifth 

 finger, metacarpal, 36.8; tibia, 17.7; foot, 11.4; calcaneum, 12.7; 

 ear, 24.1. 



623. megalotis (Phyllophora} , Gray, Ann. Mag. Nat. Hist., ist Ser., 

 x, 1842, p. 257. 



elongata Gray, Ann. Mag. Nat. Hist., ist Ser., x, 1842, p. 257. 

 (nee Geoff.) 



scrobiculatum Wagn., in Schreb., Saugeth. Suppl., v, 1855, p. 627. 

 LARGE-EARED VAMPIRE BAT. 



Type locality. "Brazil." 



Geogr. Distr. Mexico through Central America to Brazil. 



Genl. Char. Nose-leaf with width of the horseshoe-shaped por- 

 tion equal to half the length, the front edge separated from margin 

 of the lip; lance-shaped leaf, narrow, point acute and broader than 

 the horseshoe portion; upper middle incisors notched slightly on 

 outer side of tips; first lower premolar larger than the third; wings 

 from the tarsus; legs and forearms bare. 



Color. Above pale brown, beneath ashy; ears large, blackish 

 brown. 



Measurements. Total length, 71; tail vertebrae, 15.2; forearm, 

 36.8; thumb, 10.1 ; third finger, metacarpal, 31.7; fourth finger, meta- 

 carpal, 31.7; fifth finger, metacarpal, 36.8; tibia, 15.2; foot, 11.4. 

 Skull: occipito-nasal length, 17; Hensel, 12; zygomatic width, 8; 

 interorbital constriction, 3.5; palatal length, 7; length of upper molar 

 series, 5 ; length of mandible, n ; length of lower molar series, 6. 



(t. mexicanus (Micronycteris} , Miller, Proc. Acad. Nat. Scien. 

 Phil., 1898, p. 329. 



