784 MR. C. TATE REG AX ON ASIATIC [NoV. 9, 



Osphromenus trichopterus vars. koelreuteri and cantoris Giintli. 

 Cat. Fish. iii. p. 384 (1861). 



Osphromenus siamensis Giinth. t. c. p. 385. 



Trichopodus trichopterus (part.) Bleek. Yerh. Akad. Amst. xix. 

 1879, p. 21. 



Depth of body 2 to 2| in the length. Diametei- of eye 2 in the 

 length of the postorbital part of head (in adult specimens of 

 100 to 120 mm.). Dorsal VI-YIII 8-9. Anal X-XII 33-37. 

 Pectoral as long as the head. 30 to 40 scales in the lateral line 

 and 40 to 52 in a longitudinal series above the lateral line. Head 

 and body with or without somewhat oblique dark brown cross- 

 bands, which may be broken up into spots ; a round black spot 

 on the middle of the side and another at the base of the caudal 

 fin ; sometimes a blackish lateral band through the spots, from eye 

 to caudal fin ; dorsal, caudal, and posterior part of anal with 

 alternate series of pale and dark spots, the latter sometimes 

 forming reticulations. 



Hah. Cochin China ; Siam ; Malay Peninsula and Archipelago. 



Here described from numerous specimens, measuring up to 

 120 mm. in total length, from Cochin China {Paris Mus.), Siam 

 {Mouhot, Day, Floioer, Siamese Mus.), Pinang {Cantor), Sumatra 

 (Moesch) and Java. 



3. Trichopodus pectoralis, sp. n. (Plate LXXIX. fig. 1.) 



Depth of body 2^ to 3 in the length. Diameter of eye a little 

 less than ^ the length of the postorbital part of the head. Dorsal 

 YII 10-11. Anal IX-XI 36-38. Pectoral longer than the 

 head. 42 to 47 scales in the lateral line and 55 to 63 in a longi- 

 tudinal series above the lateral line. Head and body with oblique 

 dark cross-bands ; an interrupted lateral band from eye to caudal 

 fin, sometimes present on the head only ; fins without spots, or a 

 few pale spots on the basal part of the caudal. 



liab. Siam ; Malay Peninsula. 



Six specimens, 140 to 160 mm. in total length, from Siam 

 (Jamrach, Siamese Mus.) and Singapore {Vipan). 



4. Trichopodus microlepis, 



Osphromenus viicrolepis Giinth. Cat. Fish. iii. p. 385 (1861). 



Trichopits parvipinnis Sauv. Nouv. Arch. Mus. (2) iv. 1881, 

 p. 165, pi. vi. fig. 3. 



Depth of body 2 in the length. Diameter of eye 2 in the 

 length of postorbital part of head (in adult specimens of 150 mm.). 

 Dorsal Ili-IY 8-10. Anal X-XII 34-39. Pectoral longer than 

 the head. 35 to 42 scales in the lateral line and 58 to 65 in a 

 longitudinal series above the lateral line. Silvery ; back greenish ; 

 dorsal and caudal fins with little blackish spots. 



Hah. Siam and Carabojia, 



Three specimens, 90 to 150 mm. in total length, including the 



