A MONOGRAPH OF THE BATS OF . NOKTH AMEKICA. 43 



Mcastiremeiiin. 



Millimeters. 



Height of auricle from vertex - 7 



Height of tragus (slightly distorted; 6 



Height of uose-leaf - 7 



Length of forearm 44 



First digit : 



Metacarpal '^ 



First phalanx ^ 



Second i)halanx 2 



Second digit : 



Metacari)al ^^ 



First phalanx •* 



Third digit : 



Metacarpal 32 



First phalanx 15 



Second i)halanx 15 



Third phalanx 9 



Fourth digit : 



Metacarpal 31 



First phalanx 14 



Second phalanx H 



Fifth digit : 



Metacarpal ^3 



First phalanx 14 



Second phalanx 10 



Length of femur 15 



Length of tibia : 16 



Length of foot 13 



Length of tail 25 



Length of free portion of tail 3^ 



Genus ARTIBEUS Leach. 



Artibeus Leach, Trans. Linn. Soc. London (1822), xiii, 75; Peters, MB. Akad. 

 Berlin, 1865, 356; Alston, Biol. Centrali-Amer., Mam., 1879-'82, 47. 

 Madntcvns Leach. 1. c, 81. 



Avctiheii8 Gray, Mag. Zoiil. and Bot., 1839, II, 487. 

 Fteroderma Gervais, Exped. du Comte de Castelnau, Zool., 1855, 34. 



1. Artibeus perspicillatus (Linna'us). (Plates in. iv, v.) 



VespertiUoperKpiciUatu 8 liinnn'xis, Syst. Nat.. 7th ed.. 47; Schreber, Saiigethiere, 1775, 



p. 160, PI. XLVi. 

 Phyllostoma j)enpicillaium Geoffroy, Ann. du Museum, xv. 1810, 176, PI. xi; Wagner, 



Schreb. Saiigeth., Suppl., i, 1844, 402; v, 1855, 631. 

 Ariihciis jamahenxis Leach, Trans. Linn. Soc. London, xiii, 1822, 75. 

 Madatwue leivifiii Leach, 1. c. p. 82. 



PhyUostoma supercillatitm Wied, Beitr. zur Naturgesch. Brasil, ii, 1826, 200. 

 Arctxheufi perspicillatus Gray, Mag. Zool. and Bot., 1839, 487. 

 ArtibeuH carpolefius Gosse, A Naturalist's Sojourn in Jixniaica, 1851, 151. 

 Pterderma per><pi(iU(itiim Gervais, Exi)ed. du Comte de Castelnau, Zoologie, 1865, 34, 



PI. VIII, Fig. 7; PI. X, Fig. 1 (teeth). 



