2IO 



with long pointed lobes. Pectorals curved, all the rays simple, 

 equal to distance between hindborder of operculum and middle 

 of eye. First pectoral filament somewhat longer than the 

 others, surpassing tip of ventrals. Ventrals about equal to 

 postorbital part of head. Distance between origin of anal and 

 ventrals somewhat less than head. Scales finely serrated along 

 their hindborder. Colour of alcohol specimens silvery, some- 

 what brownish above, fins hyaline, upper part of first dorsal 

 blackish. Length 280 mm. 



Nom. indig. : Mulut tikus (Saparua) ; Suma lahat (Ambon). 



Habitat: Sangir Islands!; Talaut; Islands!; Ambon; Sapa- 

 rua; Obi; Ternate; Halmahera; Waigeu; Aru Islands ! — Mar- 

 quesas Islands. 



In sea. 



7. Polynemus sextarius BI. Schn. 



Polyncmus sextarius Bloch, Schneider, Syst. Ichth. 1801, p. 18. 



Polynemus sextaj-ms Bleaker, Vevh. Bat. Gen. XXII. 1849, Bijdrage Perco'iden, p. 59. 



Polynemtis sexiarius Cantor, Journ. Asiat. Soc. Bengal, XVIII. 1850, p. 1014. 



Polynemus sextarius Giinther, Cat. Brit. Mus. II. i860, p. 326. 



Trichidion sextarius Bleeker, Ned. Tijdschr. Dierk. II. 1865, p. 174. 



Polynemtis sextarius Day, Fishes of India 4''. 1878 — 1888, p. 177. 



Polynemus sextarius Gilchrist & Thompson, Ann. South Afric. Mus. VI. (prt 2), 



1908, p. 179. 

 Trichidion sectarium Jordan & Starks, Ann. Carneg. Mus. XI. 19 1 7, p. 455- 



D'. VIII; DM. 12— 13; A. II— III 12— 13; p. 1. 12— 13 + 6; 



5 

 V.I. 5; L.l. 48 — 50; L.tr. jt]. 



9 

 Height 2.8 — 2.9, T,.y — 3.8 in length with caudal. Head 2.8 —'^•2,, 



3.8 — 4.4 in length with caudal. Eyes covered by a gelatinous 

 membrane, 3 — 3.8, twice in postorbital part of head and some- 

 what more than interorbital space. Snout -'3 length of eye, 

 prominent. Mouth large, reaching far behind eye. Maxillaries 

 scaly, 2.4 in head. Head covered with scales to tip of snout. 

 Anterior and posterior nostrils close together, midway between 

 eye and point of snout. Praeoperculum coarsely serrated along 

 its hindborder, the lowermost serrations the longest. Its angle 

 produced and rounded. A short, rather strong spine at the 

 beginning of the lateral line. Upper lip feebly developed, lower 

 lip well developed, not continuous at the symphysis. Band of 

 villiform teeth on jaws, not extending to their out.^ide ; a similar 

 band on palatines. Vomer without teeth. Origin of first dorsal 



