272 VERTEBRATE ANIMALS OF THE UNITED STATES 



N. humeralis (Raf.)- Body dull brown in color; length go mm.; tail 

 36 mm.; forearm 36 mm.; ear small, with a short, blunt tragus: south- 

 eastern and central States; northward to Pennsylvania; westward to 

 Arkansas; Austral zone. 



8. Euderma H. Allen. Dentition 2/3, i/i, 2/2, t,I^\ ears joined 

 across the forehead: i species. 



E. maculatum (J. A. Allen). Color dark sepia, almost black above; 

 length no mm.; tail 50 mm.; forearm 50 mm.: southern California, 

 Arizona and New Mexico; rare. 



9. Corynorhinus H. Allen. Dentition 2/3, i/i, 2/3, ;^l7,; a pair of 

 large glandular masses on. the snout, rising high above the nostrils; ears 

 very large and united at their anterior base: i species. 



C. macrotis (LeConte). Big-eared bat. Body large, yellowish 

 brown in color, distinctly bicolor; length 105 mm.; tail 52 mm.; fore- 

 arm 43 mm.; ear 2,2> mm.: southern United States, from one coast to the 

 other; also in the extreme northwest. 



Subspecies of C. macrotis 



C. m. macrotis (LeC). Eastern States; Lower Austral one. 

 C. m. pallescens Miller. Color much paler, nowhere distinctly 

 bicolor: southwestern States from southern California to western Texas 

 and Colorado. 



C. m. townsendi (Cooper). Color much darker, nowhere distinctly 

 bicolor: coast district of Oregon and Washington. 



Subfamily 2. Nyctophilinae. — Bats with a horseshoe-shaped ridge 

 around the nostrils and with 4 lower incisors: i genus. 



Antrozous H. Allen. Dentition 1/2, i/i, 1/2, 3/3; mamma; 2: 2 

 species, i in Lower Cahfornia. 



A. pallidus (LeConte). Body pale drab in color; length 105 mm.; 

 tail 45 mm.; forearm 53 mm.; ears very large, extending 20 mm. 

 beyond the nose when laid forwards: south- 

 western States from western Texas to the Pacific. 

 Family 3. Molossidae. — Wings long and 

 narrow, thick and leathery; no tragus; legs short 

 ^^r and stout; nostrils usually on a special pad: about 

 80 species, in the warmer parts of the earth. 



Fig. 155. — Head of .A. . ^ 



Nyctinomus cynocephaius Nyctmomus Gcoffroy. Head and body flat- 

 tened; dentition 1/2 or 1/3, i /i, 2/2, 3/3; ears 

 large, rounded, extending beyond the snout when 



laid forwards, nearly united on the top of the head: 40 species, 16 



American, 2 in the United States. 



