610 SACCOPTERYX. 
124. Saccopteryx. 
(ta; C=. P= Mee 
3a" ie 22 i) 
Saccopteryx Illig., Prodr. Syst. Mamm. et Av., 1811, p. 121. Type 
Ves pertilio lepturus Schreber. 
Urocryptus Temm., Tijdschr. Nat. Geschied., v, 1838-39, pp. 31-34, 
pl. 11, figs. 3,.4. 7d. Mon. Mamm., 11, 1835-41, _p. 204. (Pant) 
Centronycteris Gray, Mag. Zool. Bot., 11, 1838, p. 499. Peters, 
Monatsb. K. Preuss. Akad. Wiss. Berl., 1867, p. 478. 
Upper incisors unicuspidate, weak; Antebrachial membrane 
with a pouch opening on its upper surface in the male; rudimentary 
or wanting in the female; tragus narrowed above; muzzle extending 
beyond lower lip; wings from the ankles; interfemoral membrane 
extending beyond where the tail pierces through, large; wing sac 
with opening along forearm. 
Fic. 117. SACCOPTERYX BILINEATA. 
No. 78514 U.S. Nat. Mus. Coll. 
Enlarged 2% times. Face view enlarged 6 times 
A. Saccopteryx. 
Wing sac with opening along forearm. 
571. bilineata (Urocryptus), Temm., V. d. Hoev. Tijds. Nat. Gesch. 
Vin 20305 P= 33 HSSa sn 
WHITE-STRIPED Bat. 
Type locality. Surinam. 
