1S72.] F. Day — Monograph of Indian Cyprinidce. 173 



Genus. 2. Acanthophthalmus, v. Hass. 

 Pangio, Blyth. 



Body elongated and compressed. A small, erectile, bifid, suborbital 

 spine. Six barbels, one rostral and two maxillary pairs. Dorsal Jin situated 

 in the posterior third of the body, anterior to the anal, but posterior to the 

 ventrals. 



Geographical distribution. — North-east Bengal, Assam and Barma. 



A SINGLE SPECIES. 



1. Acanthophthalmus pangia. D. 2/6. A. 2/5, Cinnamon colour. N. E. Bengal 

 to Upper Barma. 



1. ACANTHOPHTHALMUS PANGIA. 



Colitis pangla, Ham. Buch., Fish. Ganges, pp. 355, 394 ; *Cuv. and Val. xviii, p. 75. 

 Colitis cinnamomea, Mc.Clell., Ind. Cyp., pp= 304, 435, pi. 51, f. 5. (from H. B. MSS.). 

 Pangio cinnamomea, Blyth, J. A. S. of B. 1860, p. 169. 



Acanthophthalmus Javanicus, Bleeker, Cyp. Pro., p. 75, and Atl. Ich. Cypr. p. 11, 

 t. 2, f. 3. 



Acanthophthalmus pangia, Gimther, vii, p. 370. 



Pangya, Beng. JVga-tha-lay-doh, Barmese. 



B. III. D. 2/6. P. 10. V. 6-7. A. 2/5. C. 17. 



Length of head 1/8, of caudal 1/8, height of body 1/8 of the total 

 length. Eyes, minute. Scales, distinct. Colour, light cinnamon. 



Sab. — North-East Bengal, the northern portions of British and Upper 

 Barma. I obtained many specimens at Mandalay, from the canal then in 

 the course of construction. I have also received one from below Darjiling, 

 collected by Mr. Mandelli ; the specimen agrees with the others, except in 

 having no scales, but as it is not in a good state, I conclude they may have 

 been rubbed off. 



Genus. 3. Lepldocephalus, BleeTcer. 



Body elongated and compressed. An erectile, bifid, suborbital spine. 

 Six barbels, four rostral, two maxillary. Dorsal fin p laced in the posterior 

 two fifths of the body, some distance behind the root of the ventrals. Caudal 

 truncate. 



Geographical distribution. — The species of this genus are found in 

 Java and Sumatra. 



Genus. 4. Acanthopsis, v. Hass. 



Prostheacanthus, Blyth. 



Body very elongated, snout long and compressed. Barbels eiglit, two 

 being mandibular. A small, bifid, erectile spine, situated in advance of the 

 orbit. Dorsal fin opposite to the ventrals ; caudal forked. 



Geographical distribution. — Tenasserim and Barma. 



