598 NYCTICEIUS, 
Fig. 112. NyYCTICEIUS HUMERALIS. 
No. 36652 U.S. Nat. Mus. Coll. 
Enlarged 244 times. Face view enlarged 6 times. 
KEY TO THE SPECIES AND SUBSPECIES. 
A. Tragus short, broad; upper parts umber brown. N. humeralis 598 
B. Tragus oblong, narrowed; upper parts light 
sf, Nhe RR ar aioe marie sees Sy ey 2 N.h. cubanus 599 
563. humeralis (Vespertilio), Rafin., Amer. Month. Mag., ul, 1818, 
Pp. 445. 
crepuscularis, Rafin., Journ. Phys., Lxxxvill, 1819, p. 417. 
humeralis (Nycticejus) Elliot, Syn. N. Am. Mamm., 1901, p. 415. 
Fig. XC. NYCTICEIUS HUMERALIS. 
No, 84656 U.S. Nat. Mus. Coll. Nearly twice nat. size. 
