18/3.] SURGEON F. DAY ON INDIAN FISHES. 239 



ones confluent ; both pectorals rudimentary ; first dorsal ray thick- 

 ened and prolonged, the succeeding few low. Scales cycloid. 

 Colours, twelve to thirteen brown vertical bands, the first on the 

 snout ; fins with dark edgings. 



Hab. Coromandel coast of India. I obtained two specimens, 

 both 5 inches long, from the Madras bazars. 



SlLURUS DUKAI, Sp. UOV. 



D. 4. P. i. V. 10. A. 78. C. 19. 



Length of head ^, of caudal i, height of body T 2 T of the total 

 length. Eyes just above and behind the angle of the mouth and in 

 the anterior half of the head. Barbels four, the maxillary reach 

 the base of the ventral, the single mandibular pair as long as the 

 head. A single row of six widely separated open glands under the 

 mandible. Teeth in a single uninterrupted horseshoe- shaped band 

 on the vomer. Fins : pectoral rather pointed, its spine moderately 

 strong, short, entire, and having a soft termination ; dorsal fin 

 rudimentary, and in the anterior fourth of the total length ; anal 

 and caudal united, without any distinct notch. Colours uniform. 



Hab. Darjeeling, whence my friend, Dr. Duka, sent me several 

 specimens, and after whom I have named it. 



Semiplotus brevidorsalis, sp. nov. 



B. iii. D. 14. V. 9. A. 7. L. 1. 40. L. tr. 7/9. 



Length of head i, of caudal nearly J, height of body nearly ^ of 

 the total length. Eyes, diameter 5 of length of head, 1 diameter 

 from end of snout, lg diameter apart. Snout swollen ; mouth 

 inferior, transverse ; lower jaw not covered by lip, three rows of 

 large pores across the snout ; knob at symphysis badly developed. 

 Fins : last undivided dorsal ray osseous, very strong, entire, longer 

 than the head by a distance equal to one diameter of the orbit; 

 dorsal fin commences midway between the snout and the base of the 

 caudal, the fin two thirds as high as the body below it ; pectoral 

 falciform, extending to over the ventral, which last is long, reaching 

 to the anal ; caudal deeply forked. Scales, 4^ rows between the 

 lateral line and the base of the ventral fin. Colours silvery. 



Hab. Rivers below the Neilgherry Hills in the Madras Presi- 

 dency. 



Rohtee neilli, sp. nov. 



B. iii. D.4/8. P. 13. V. 10. A. 21. L. 1. 59. L. tr. 12/18. 



Length of head §, of caudal |, height of body f of the total 

 length. Eyes, diameter rather above f of length of head, | of a 

 diameter from end of snout, and § of a diameter apart. Profile 

 over nape concave, thence a considerable rise to the base of the 

 dorsal fin. Upper jaw somewhat the longer. Barbels four, all 

 nearly as long as the eye. Fins : dorsal commences midway between 

 the anterior edge of the orbit and the base of the caudal fin, its 



