4. CYNOPTERUB. 81 



Synopsis of the Subgenera and Species. 

 a. Tail distinct. 



a'. Incisors^, Subgenus CynoptebOs. 



a". Molars narrow, much longer than broad; 

 upper incisors nearly equal. 

 a'". Base of the outer margin of the ear- 

 conch straight or faintly convex. 

 a*. Ears nearly double the length of the 

 muzzle, margined very distinctly 



with white 1. C marginatus, p. 81. 



6*. Ears not much longer than the muzzle, 

 no white margin. 

 a'. Fur of the head scarcely diiFering 

 in colour from that covering the 



back; ears narrow ; forearm 2"-7. 2. C. scherzeri, p. 84. 

 b'. Fur of the head black, conti'asting 

 with the much lighter-coloured 

 fur of the body ; ears oval ; fore- 

 arm 1"'7 3. C. melanocephalus, 



h'". Base of the outer margin of the ear- p. 85, 



conch forming a distinct rounded pro- 

 jection. 

 c*. Eai-s not much longer than the muzzle, • 



no white margin; forearm 2"'2. ... 4. C.brackysoma,-ip.85. 

 b". Molars veiy broad ; upper incisors nearly 

 equal. 

 £?*. Ears not much longer than the muzzle, 

 c'. Fur of the head dark brown, of the 



body reddish brown ; forearm 2"'8. 5. C. latidens, p. 86. 

 6'. Incisors -^ Subgenus Ptenochihus. 



c". Molars as in C. marginatus ; inner upper 

 incisors much longer than the outer 



ones ; forearm 3"'l 6. C.jagorii, p. 87. 



6. TaU none. 



c. Incisors ^ Subgenus MEG.a!BOPa. 



e*. Ears as in C melanocephalus; fore- 

 arm 2"1 7. C. ecaudatus, p. 87. 



4 



Tail distinct : incisors -j. Subgenus CYNOPTERua. 

 1. Cynopterus marginatus. 



Pteropus marginatus, Geof. Ann. du Mus. xiv. p. 97 ; Temm. Monogr, 



Mammal, i. p. 202, pi. xiv. 

 Cynopterus marginatus, F. Cuvier, Denis des Mammif. p. 39 (1825) ; 



Kelaart, Prodr. Faunm Zeylanica, p. 28 (1852) ; Blijth, ibid. p. 37 ; 



Peters, MB. Akad. Berl. 1867, p. 866 ; Jerdon, Mamm. of India, 



p 20 (1867) ; Gray, Cat. Monkeys and Fruit-eating Bats, p. 122 



(1870) ; Bobson, J. A. 8. B. 1873, p. 200, pi. xiv. fig. 4 (ear) ; 



Monogr. Asiat. Chiropt. p. 24. 

 Pteropus titthesecheilus, Temm. I. c. i. p. 198. 

 Pachysoma diardii et duvaucellii. Is. Geoffr. Diet. Class. Hist. Nat. 



xiv. p. 705 ; Temminck, I. c. ii. pp. 95, 96. 

 Pachysoma brevicaudatum, Is. Geoff. I. c. ; Temminck, I. c. p. 92, 



