252 TELEOSTEI. ACANTHOPTERYUII. 



1024. (6.) Gobius polynema. (Fig. 89.) 



Chfeturichthys polynema, Sleeker, Batav. Genootsch. Verhand. xxv, 



Japan, p. 44, fig. 4. 

 Gobius polynema, Day, Fish. India, p. 286, pi. Ixi, fig. 8 (see 



synon.). 



D. 6 | 11. P. 21. V. 1/5. A. 10. C. 13. L. 1.28-30. L.tr. 8. 

 Length of head 5, o caudal fin 4, height of body 6 to 8 in the 

 total length. Eyes diameter 4 to 4| in length of head, about 

 1 diam. from end of snout, and f apart. Head rather flat superiorly, 

 as broad as high, or as its length excluding the snout. Snout 

 moderately rounded, cleft of mouth oblique, jaws of equal length 

 in front ; the maxilla reaches to below first third of orbit. Barbels 

 several small ones below lower jaw, and nearer its posterior 

 than its anterior extremity. Teeth a, small recurved canine tooth 



Fig. 89. Gobius polynema. 



on each side of enlarged row in lower jaw. Fins first dorsal about 

 half as high as body, lower than second, which is as high as the 

 body ; pectoral as long as head ; ventrals reach two thirds of distance 

 to anal ; caudal pointed. Scales ctenoid, extending forwards to 

 snout and sides of head. Colour purplish black, fins blackish ; a 

 black ocellus edged with white or yellow on upper portion of base 

 of caudal fin. 



Hob. Seas of India to China and Japan. Very common at 

 Bombay throughout the year and not uncommon at Madras. 



1025. (7.) Gobius macrostoma. 



Gobiopsis macrostomus, Steind. Sitzungsb. Wien. Akad. I860. xlii. 



p. 201, t. i, fig. 6. 

 Gobius macrostoma, Day, Fish. India, p. 286. 



D. 6/11. A. 10. L. 1. 33. 



Length of head 3| to 3|, pectoral 5|, height of body U in the 

 total length. Eyes diameter 6| in length of head, 1 to 1* diam. 

 apart Head depressed, broader than high. Cleft of ' mouth 

 extending to behind posterior margin of orbit. Teeth canines 

 present. Scales cycloid anteriorly, ctenoid posteriorly. Fins- 

 spines ot first dorsal with filamentous terminations, not so high as 



