628 NYCTINOMOPS. NYCTINOMUS. 
backward on itself; antitragus longer than high, separated by a 
deep notch; muzzle concave, no gular sac. Teeth slender, cusps 
acute. 
Color. Reddish brown above and below. 
Measurements. Total length, 79.2; tail, 25.4; forearm, 51.3; 
thumb, 7.6; third finger, 51.5; fourth finger, 50.8; fifth finger, 25.4; 
tibia, 41.9; foot, 10; ear, 25.4; tragus, 3.8. 
132. Nyectinomus. 
I.—, or =; C=; PS, or =; M2 = 28 or 32. 
“> i a - PD) >) 
ie 
Nyctinomus Geoff., Descr., Egypte. Mamm., 11, 1813, p. 114, pl. 2. 
Type Nyctinomus egypticus E. Geoffroy. 
Dinops Savi, Nuov. Giorn. de Leth., 1825, p. 230. 
Dysopes Cretzsch., Rupp. Atl. Reis. Nordl. Afr., Zodl., 1826, 
p. 69. ‘(mec Illig.) 
Fig. 125. NYCTINOMUS MEXICANUS. 
No. 7860 Field Columbian Mus. Coll. 
Enlarged 3 times. Incisors enlarged 6 times, 
