366 



Sumatra, Bali and Borneo; Pinang; Malay Peninsula; Siam 

 and Cochin China. 



In rivers, brooks, ponds and lakes. 



Key to the i n d o-au str ali an species of ft ^{1 

 Trichopodus. - '^^*^ 



1. Origin of dorsal above soft anal. Anal X — XI (XII) .-■"''^ 



33 — 38. Eye twice or more in postorbital part of h,6atJ. Tr. trichopterus p. 366. 



2. Origin of dorsal above end of spinous /dors^ Anal 

 XII — XIV 25 — 30. Eye much less than twice in 



postorbital part of head Tr. leeri p. 367. 



I. Trichopodus trichopterus (Pall.) [Fig, 93, p. 365]. 



Lahrus trichopterus Pallas, Spicilegia Zool. VIII. 1777, p. 45. 

 Labrus trichopterus Linne, Syst. nat. edit. Xllla (Gmelin) 1789, p. 1286. 

 Labrus trichopterus Bloch, Ausland. Fische, VI. 1792, p. 23. 

 Trichogaster trichopterus Bloch, Schneider, Syst. ichth. 1801, p. 165. 

 Trichopodus trichopterus Lacepede, Hist. nat. Poiss. III. 1802, p. 125 & 129. 

 Trichopus trichopterus Cuvier & Valenciennes, Hist. nat. Poiss. VII. 183 1, p. 29O. 

 Trichopus sepat Bleeker, Nat. & Geneesk. Arch. Ned. Indie II. 1845, p. 520. 

 Trichopus trichopterus Bleeker, Verh. Bat. Genootsch. XXIII. 1850, Vissch. 



doolhofv. Kieuv/. p. 10. — Atl. ichth. IX. 1877, tab. 395, Osphrom. tab. I, fig. 4. 

 Trichopodus trichopterus Cantor, Journ. Asiat. Soc. Bengal XVIII. 1850, p. 1071. 

 Osphromenus trichopterus Giinther, Cat. Brit. Mus. III. 1859 — 1861, p. 384. 

 Osphromenus siamensis ibid. p. 385. 

 Trichopodus trichopterus Bleeker, Verh. Akad. Amsterdam XIX. 1879, Mem. 



Poiss. pharyng. labyrinth, p. 21 (p. p.). 

 Trichopus sianiensis Sauvage, Nouv. Arch. Mus. (2) IV. 1881, p. 166. 

 Trichopodus trichopterus Tate Regan, Proc. Zool. Soc. London, 1909, p. 783. 



D. VI— VIII. 8—9 (10); A. X— XI (XII). 33—38; P. 9— 10; 

 V. (I). 3— 4; L.l. 30—40; sq. lat. 40— 50; L.tr. 20— 25 '). 



Height in adult specimens 2.3 — 2.5, 3 or more in length 

 with caudal. Head more or less acute, 3.2 — 3.4, 4.3 — 4.5 in 

 length with caudal; rostro-frontal line concave or nearly straight. 

 Diameter of eye more or less than \^\.^ times in head, equal 

 to or longer than snout, twice or more than twice in post- 

 orbital part of head. Colour very variable; in preserved speci- 

 mens olivaceous above, lighter on flanks and below, or brownish, 



l) The dorsal and anal are liable to considerable individual variation; among 

 a large number of specimens we found f.i. the following combinations: D. VI. 7, 

 A. XI. 34 ; D. VI. 8, A. X. 33 ; D. VII. 8, A. X. 36 ; D. VII. 9, A. X. 38 ; D. VIII. 8, 

 A. X. 37; D. VIII. 9, A. X. 36. Only once D. VII. 10, but never less than 33 

 rays in the anal and never XII anal spines as recorded by Regan, 



