118 PTEROPIDZ. 
3. Eleutherura collaris. B.M. 
Dull brown; head darker; underside greyer, from the grey ends 
of the hairs; fur on under surface of wing brownish; the lower 
part of the upper thumb-joint enclosed in the membrane ; forearm- 
bone 32 inches; skull, length 1 inch 7 lines; the upper hinder 
grinder square, rather small, lower oblong, narrow; the front lower 
false’ grinder thick, upper very small, slender; the palate more 
arched than in £. egyptiaca. 
Pteropus Leachii, A. Smith, Zool. Journ. iv. p. 483; Ill. Z. 8. Africa, 
t. p. 48; Zemm. Monog. ii. p. 89. P. amplexicaudatus (part.), 
Temm. Mon. i. p. 160. Vayr.-greyer, P. hottentotus, Temm. Mon. 
ii. p. 87, t. 36. 16, 17 (skull). Eleutherura hottentota, Gray, 
Zool, Sulph. p. 29. P. collaris, Licht. Doubl. ; Ill. Abh. Berl. Akad. 
1815, p. 84. Cynonycteris collaris, Peters, Mossamb. p. 25. 
Hab. South Africa: Cape of Good Hope, Brandt; Natal, 
Verreaux. 
4, Eleutherura marginata. B. M. 
Dull brown, rather paler below; the hairy part of the back 
narrow, rather arched on the sides. 
Vespertilio marginatus, Buchanan Hamilton. Pteropus titthecheilus, 
‘emm. Monog. P. pyrivorus, Hodgs. P. Z. S. 1836, p. 46 (B. M.). 
Cynopterus marginatus, Gray, List Mamm. B. M. C. horsfieldii, 
Gerrard, Cat. Bones B. M. p. 58. 
Hab. India, Buchanan Hamilton ; Nepal, Boys, Hodgson, Strick- 
land. 
The grinders § ; the hinder upper stout, about two-thirds the size of 
the preceding one; the hinder lower rather larger, oblong, longer. The 
front lower false grinder larger, compressed, with a triangular crown ; 
the upper very small, cylindrical. Lower grinders very close together, 
forming a continued line. 
This Bat differs from the Cynopteri from India, with which it has 
been usually confounded, in the wings being bald above, near the 
back, and only hairy on the shoulders and lower half of the upper- 
arm, and also in being larger; the legs are bald. 
5. Eleutherura faliginosa. B, M. 
Sooty brown; the underside rather greyer, from the small grey 
tips of the hairs; sides of the throat with two large radiating patches; 
hands dark-coloured to the base. 
Hab. Siam : Loa Mountains, Mouhot. 
6. Eleutherura infumata. B.M. 
Fur of back blackish brown, greyish-washed ; neck yellower ; 
underside greyer; front of chest slightly washed with reddish 
brown. Length of forearm-bone 34 inches. 
Hab. Flores, Wallace. 
