610 SACCOPTERYX. 
124. Saccopteryx. 
I—l, I—1, 2-2). $= 
eer G P Mi = 32. 
TS" EB 
Saccopteryx Illig., Prodr. Syst. Mamm. et Av., 1811, p. 121. Type 
Vespertilio lepturus Schreber. 
Urocryptus Temm., Tijdschr. Nat. Geschied., v, 1838-39, pp. 31-34, 
. pl. 1, figs. 3, 4. Jd. Mon. Mamm., 11, 1835-41, p. 294. (Part.) 
Centronycteris Gray, Mag. Zool. Bot., 1, 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 lp; wings from the ankles; interfemoral membrane 
extending beyond where the tail pierces through, large; wing sac 
with opening along forearm. 
Fig. 117. SACCOPTERYX BILINEATA. 
No. 78514 U.S. Nat. Mus. Coll. 
Enlarged 24% times. Face view enlarged 6 times. 
A. Saccopteryx. 
Wing sac with opening along forearm. 
571. bilineata (Urocryptus), Temm., V. d. Hoev. Tijds. Nat. Gesch., 
Vj LSs8; Ps 33, ies sens. 
WHITE-STRIPED Bat. 
Type locality. Surinam. 
