CORYNORHINUS. 603 
Subfam. II. Plecotinee. 
121. Corynorhinus. 
=; C=; PS; M2 = 36. 
Corynorhinus H. Allen, Proc. Acad. Nat. Scien. Phil., 1865, p. 1 
Type Plecotus macrotis Le Conte. 
~I 
oS) 
Plecotus Le Conte McMurtr., Cuv., Anim. King., 1, App. 1831, p. 
431. (nec Geoff.) 
Synotus H. Allen, Mon. N. Am. Bats, 1864, p. 62. (nec Keyserl. 
& Blas.) 
Ears large, joined across forehead; tragus free from external basal 
lobe; thick ridge ending in club-shaped enlargement between eye and 
nostril; nostrils margined by rudimentary nose-leaves or grooves. 
Skull slender, arched; rostrum small, weak. 
Fig. 114. CORYNORHINUS MACROTIS. 
No. 101393 U.S. Nat. Mus. Coll. 
Enlarged 3 times. Incisors enlarged 7 times. 
KEY TO THE SPECIES. Ee 
A. Above yellowish drab gray; beneath paler..C. m. pallescens 604 
B. Above and beneath dark brown........... C.m. townsendi 604 
