DASYPTERUS. 



NVCTICKJUS. 



18-24.9; foot, 8-10; forearm, 45.5-55; thumb, 6-8.9; longest finger, 

 95-111; ear from meatus, 17-18. 8; width of ear, 14-15. 5; tragus, 

 S-9.4. 



111. Nycticejus. 



P. !=i; M. 



1. ^; c. 



= 30. 



Nycticejus. Rafin. Journ. Phys. 1819, Ixxxviii, p. 417. 



Nydiicyx, Wagl. Naturl. Syst. der Amphib., 1830, p. 13. 



Upper incisor not in contact with canine; outer lower incisor 

 equal to others in size, tricuspidate; uropatagium furred only at base; 

 tips of tail free; tragus bent forward; skull narrow. 



Fig. 90. Nycticejus HUMERALis. 



No. 3010 Field Columbian Museum Coll. 



Skull twice nat size. Incisors enlarged S times. 



600. humeralis. {^Vespcrlilio), Rafin. Amer. Month. Mag., 1818, iii, 

 p. 445. 



crepuscularis, LeConte, McMurtrie's Cuv. Anini. King., 1831, i, 

 p. 432. 



Type locality. Kentucky. 



Geogr. Distr. Eastern United States west to .Arkansas and 

 southern Texas. 



Genl. Char. Size medium, ears small, thick, naked except at 

 base; tragus short, broad, blunt; lobe at posterior base; membranes 

 thick; uropatagium at middle of terminal caudal vertebrae. 



