i 9 9 



Nom. in dig. Kuru (Malay Batavia); Suro (Pasuruan). 

 Habitat: Singapore; Sumatra (Banju asin); Java (Batavia, 

 Pasuruan) Malakka. 



In sea and brackish water. 



2. Eleutheronema tetradactylum (Shaw) [Fig. 64, p. 197]. 



Polynemus tetradactylus Shaw, General Zoology V. 1804, p. 155. 

 Polynemus teria Hamilton Buchanan, Ganges Fishes, 1822, p. 224, 381. 

 Polynemus tetradactylus Cuvier & Valenciennes, Hist. nat. Poissons III. 1829, p. 375, 



VII. 1831, p. 245. 



Polynemus salliah Cantor, Journ. Royal Asiat. Soc. V. 1838, p. 166. 

 Polynemus qtiadrifilis Cantor, ibid. p. 166 (nee C. V.). 

 Polynemus tetradactylus Bleeker, Verh. Bat. Gen. XXII. 1849, Bijdr. kennis 



Perco'iden, p. 57. 



Polynemus tetradactylus Cantor, Journ. As. Soc. Bengal XVIII. 1850, p. 1007. 

 Polynemus tetradactylus Giinther, Cat. Brit. Mus. II. 1860, p. 329. 

 Eleutheronema tetradactylum Bleeker, Versl. & Med. Kon. Akad. Amsterdam, 



XIV. 1862, p. 124. 



Polynemus tetradactylus Kner, Fische Novara-Exp. 1865 1867, p. 138. 

 Polynennis caecus Macleay, Proc. Linn. Soc. N. S. Wales II. 1878, p. 354. 

 Polynemus tetradactylus Klunzinger, Sitzber. Akad. Wien 1880, p. 373. 

 Polynemus tetradactylus Day, Fishes of India 4, 1878 1888, p. 180. 

 Polynemus tetradactylus Vinciguerra, Ann. Mus. Civ. Genova (2) IX. 1889 1890, 



p. 169. 



Polynennis tetradactyhis Rutter, Proc. Acad. Nat. Sci. Philadelphia 1897, p. 71. 

 Polydactylus rhadinus}o*&&CL & Evermann, Proc. U.S. Nat. Mus. XXV. 1902, p. 351. 

 Polydactylus tetradactylus Jordan & Richardson, Bull. Bureau Fish. Washington 



XXVII. (1907) 1908, p. 245. 



Polynemus tetradactyhis Scale, Philippine Journ. Sci. V. No. 4. 1910, p. 269. 

 Polydactylus (Eleutheronema) tetradactylus McCulloch, Rec. W. Austr. Mus. 



Vol. I. 1913, p. 214. 



D 1 . VIII; D 2 . I II 13 15; A. II 1517;?. 16 17 + 4 liberi; 



9 ID 



V. 1.5; L.I. 78 80; L.tr. i . 



1314 



Elongate. Height 3.6 4, 4.5 5.1 in length with caudal. 

 Head 3.3 3.9, 4.3 5 in length with caudal. Eyes covered by 

 a gelatinous membrane, 5.3 5.6 in head, i.i 1.3 in interorbital 

 space. Snout 1.2 1.5 in eye, prominent. Mouth very large, 

 reaching far behind eye. Maxillaries scaly, 1.7 1.8 in head. 

 Head covered with scales to tip of snout. Anterior and poste- 

 rior nostrils close together, nearer to point of snout than to 

 eye. Praeoperculum serrated, its angle produced and rounded. 

 Upper lip absent, the lower lip only well developed near angle 

 of mouth. Upper and lower jaw with a broad villiform band 



