ccliii 



the jaws ; canines sometimes present. Anterior dorsal fin with from five to 

 six flexible spines : the posterior more developed and of the same character 

 as the anal : ventrals united, forming a disc, which is not attached to the 

 abdomen ; each has one spine and five rays. Scales present or absent and 

 either cycloid or ctenoid. Lateral line absent. Air-vessel when present gene- 

 rally small. Pyloric appendages usually absent. 



17. Gobius giuris, Ham. Bucli. Goo-loo-tvah and Boul-la, Panj. : 

 Gooloo, Sind and N. YV. Prov. : Kurddn, Mai. : Oolooway, Tam. : Tsikidundu 

 Tel. : Gulah, Ooriah : Nga-tha-boh, Burm. : Poo-dah, And. D. G/^.-g, A. ^, 

 L. 1. 26-34. Blotched and spotted with rusty brown. Found in all pieces 

 of fresh water throughout the plains of India, Burma, the Andamans, 

 and occasionally within tidal influence. It attains a foot and a half in 

 length. 



18. Gobius nanus, Ham. Buch. D. 6/5 (?) A. 7. Greenish, with six 

 black belts. A small goby, found in the lower portions of the Ganges 

 and Irrawaddi Rivers, but ascending above tidal influence. 



19. Gobius Malabaricus, Day. D. 6/^, A. ll,L.l. 50, L. tr. 10. 

 Brown with a black crescentic white edged mark on the first dorsal 

 fin. It is found in Malabar and Madras, and is only a small species. 



Gobius neglectus, Jerdon. D. 6/11, A. 10-11, L. 1. ca 50. A mo- 

 derately sized goby, found along the bases of the Western Ghats. 



Genus — Euctexogobius, Gill. 



Branchiostegals six. Body elongated. Eyes not prominent. Gill- 

 openings rather narrow, not extending to the lower surface of the head. 

 Teeth in one row in the upper jaw, in several rows in the lower : no ca- 

 nines : palate edentulous. Inferior pharyngeal bones of an elongated tri- 

 angular shape, having a median longitudinal suture. Two dorsal fins — the 

 first with six flexible spines : ventrals united, not adherent to the abdomen. 



20. Euctenogobius striatus, Day. Coondallum oolooway, Tam. : 

 Mahturi, if young Naotti, Ooriah : Nga-ka-tha-po, Burm. D. 6/ T J y, A. 11, 

 L. 1. 54, L. tr. 20. Buff coloured with some vertical bands. Found 

 throughout the lower districts of Madras, Bengal, and Burma, attaining 

 6 inches in length. 



Genus — Perioprthalmus, Bl.-Schn. 



Branchiostegals five : pseudobranchice rudimentary. Body sub- 

 cylindrical. Eyes placed close together, very prominent, and the outer 

 eyelid well developed. Gill-openings rather narrow. Teeth in both jaws 

 vertical and conical. Two dorsal fins — the first with a varying number of 

 flexible spines: ventrals united in their lower two-thirds : base of pectoral 

 ■muscular: caudal with its lower edge obliquely truncated. Air-vessel 

 absent. Scales, small or of moderate size, ctenoid, covering body and base 

 of pectoral fin. 



21. Periophthalmus Schlosseri, Pall. Nga-pyan, Burm. D. 7/ J , A. 

 1 4. Colours, with blue spots on the body ; fins banded with varying colours. 

 Mouths of large rivers in India and Burma, ascending above t'dal 

 influence ; rarely exceeds 3 inches in length. 



