172 F. Day — Monograph of Indian Cyprinidw. [No. 3, 
3. Lepulocephalus, six barbels, four rostral, two maxillary. Spine suborbital 
Dorsal fin short, in hist two fifths of the body. Malay Archipelago. 
4. Acanthopsis, eight barbels, two being mandibular. Spine before the orbit. 
Dorsal fin of moderate leugth (12 rays), placed opposite the ventrals. Barma. 
5. Colitis, six barbels, all rostral and maxillary. Spine suborbital. Dorsal fin short 
(9-10 rays), placed opposite the ventrals. India and Barma. 
6. LepidocephalicMli/ys, eight barbels, two mandibular. Spine suborbital. Dorsal 
fin short (8-9 rays), placed opposite the ventrals. India. 
7. Botia, six to eight barbels, it six, all are rostral and maxillary, should there 
be eight, the extra pair are mandibnlar. Spine suborbital. Dorsal fin of moderate 
length (10 to 15 rays), commencing anterior to the ventrals. Northern and Eastern 
India and Barma, 
8. Jerdonia, eight barbels, two being mandibular. Spine suborbital Dorsal fin 
long (30 rays), commencing anterior to the ventrals. 
B. Destitute of spine near the orbit, 
9. Nemacheilus, six to eight barbels, rostral and maxillary ; if eight, the extra pair 
at the posterior nostril. Dorsal short or of moderate length (8 to 17 rays) commencing 
opposite the ventrals. India and Barma. 
10. Oreonectes, six barbels, rostral and maxillary. Dorsal fin short (9 rays), far 
behind the ventrals. China. 
11. Misgumus, ten to twelve barbels, four being mandibnlar. Dorsal short (9 
to 10 rays), cmmencoing opposite the ventrals. Barma. 
A. With an erectile spine near the orbit. 
Genus. Apua, Blyth. 
Body elongated and compressed. A small, erectile, bifid, suborbited 
spine. Bight barbels, one rostral pair, one in axillary pair, and two mandibu- 
lar pairs. Dorsal fin in the posterior third of the body, but anterior to the 
anal. Ventral fins absent. 
Geographical distribution. —The single species of this genus, which has 
yet been discovered, was obtained near Pegu in British Barma. 
A SINGLE SPECIES. 
1. Apua fusca, D 2/6. A. 2/6. Barma. 
1. Apua eusca. 
Blyth, Journal Asiatic Society of Bengal, 1860, p. 169 s #Giinther, Oatal vii 
p. 371 ; Day, Proc. Zool. Soo. 1869, p. 349. 
B. III. D.2/6. P. 11. A. 2/6. C. 16. 
Length of head 1/8, of caudal 1/9, height of body 1/8 of the total length. 
Byes, small, diameter 1/9 of length of head, 4 diameters from end of snout. 
A small erectile bifid spine below the orbit. Fins .— Dorsal half as high as the 
body ; caudal rounded. Colours, brownish, with a longitudinal darker band. 
There are three specimens in the Calcutta Museum, the largest beino- 21 
inches long. b 
Sab , — Barma. 
