34U CYPEINID^E. 



Thirteenth Group. HOMALOPTERINA. 



Dorsal and anal fins short, the former opposite to ventrals. Pec- 

 toral and ventral fins horizontal, the former with the outer rays 

 simple. Barbels six (or none). Air-bladder absent. Pharyngeal 

 teeth in a single series, from ten to sixteen in number. 



9G. HOMALOPTERA*. 



Homaloptera, v. Hass. Ak/eni. Kond- en Letterh. ii. 182.3, p. 1.33. 

 Balitora, Gray, Ind. Zoul. (not characterized); Ciiv. Sf Vol. xviii. p. 91. 

 Platycara, s^.,WCMl. Ind. Cypr. p. 299. 



Head and anterior part of the body depressed ; snout more or less 

 spatulate ; mouth inferior, small ; two pairs of barbels in front of 

 the snout, and one at each angle of the mouth. Pectoral and ventral 

 fius horizontal, many-rayed, the outer rays simple. Dorsal fin short, 

 opposite to ventrals ; anal fin very short. Gill-openings narrow ; 

 pseudobranchise and air-bladder absent. Pharyngeal teeth small, 

 conical, from 10 to 16 in number, in a single series. 



East Indies. 



1 . Homaloptera maculata. 



Balitora maculata, Gray Sf Hurdw. Ind. Zool. c. fig. 



Platycara maculata, M' Clell. Ind. Cypr. p. 427, pi. 49. fig. 2 (copied 



from Gray). 

 anisura, M' Clell. Calc. Joiirn. Nat. Hist. ii. p. 587. 



D. 11. A. 7. V. 12. L. lat. 78. 



Scales smooth. Snout exceedingly broad and depressed, with the 

 margin trenchant ; lips fringed ; rostral barbels minute, situated on 

 the loM'er surface of the snout ; barbels at the angle of the mouth 

 very small. Origin of the dorsal fin opposite to that of the ventrals; 

 pectoral fins nearly reaching ventrals. 



Boutan and Kassyah Mountains, Assam. 



a. Adult. Kassyah Mountains. From Grifiith's Collection. 



b. Adult. Assam. From the Collection of the East-India Com- 



pany. 



2. Homaloptera brucei. 



Balitora brucei, Gray (§• Hardw. Ind. Zool. c. fig, (cop. by M' Clell. 



hid. Cypr. tab. 49. f. 1). 

 Platycara australis, Jerdon, Madr. Journ. Lit. ^ Sc. 1849, p. .333. 

 Homaloptera brucei, Day, Proc. Zool. Soc. 1867, p. 348. 



D. 11. A. 7. V. 9. L. lat. ca 110. 



Scales smooth. Snout broad, depressed, with the margin obtuse ; 



* 1. Homaloptera bilineata, Blyth, Journ. As. Soc. Beng. 1860, p. 172. — Ten- 

 nasserim. 

 (Balitora pu.silla, Valenc. in Bev.et Mag. Zool. 1861, p. 132, from Abys- 

 sinia, doe.s not appear to be described.) 



