232 



Annals of the Carnegie Museum. 



nearer to base of pectoral than the base of caudal; caudal fin emar- 

 ginate, the tip of each lobe sharply pointed; caudal peduncle rather 

 long, its depth 1.6 in length of head. 



Scales moderate, with a black marking at the tip; lateral line 

 strongly decurved on the trunk, extending along the lower part of 

 the tail. 



Color dark gray above, paler below; lower part of the sides sky-green ; 

 a short yellow lateral band on the nape; a black lateral band runs along 

 the middle of the tail, terminating in a black band-like spot between 

 the middle caudal rays; interspace between each dorsal ray with a 

 black streak; dorsal and anal fins pinkish, the other fins dusky; no 

 black spot on the shoulder. 



Total length 67 mm. 



The present description is from a specimen from Taihoku, col- 

 lected by Oshima in September, 1916. 



Habitat: Taihoku; Wodensho, Taichu; Shimotamusui River. 



Remarks: The nearest relative of the present species is Acheilog- 

 nathus cyanostigma Jordan «& Fowler'' from Japan. It differs from 

 A. himantegus in having shorter barbel, smaller number of anal rays, 

 and thirty-nine scales instead of thirty-four in lateral line. 



Measurements of Acheilognathiis himantegus. 



Locality. 



Taihoku 4.58 



Taihoku 4.33 



Taihoku 4-58 



Taihoku 4.45 



Taihoku 4.27 



Taihoku ' 4-55 



Shimotamusui River. 4.30 



Shimotamusui River. 4.20 



Shimotamusui River. 4 



Wodensho 4 



■J 



2.66 6-34-4 67 



2.66 6-34-4 

 3 J6-34-4 

 2.66 6-34-4 



[6-33-4 58 



j 6-3 4-4 1 53 

 6-34-4 i 57 

 6-34-4! 53 



16-34-4 35 

 6-34-41 39 



Genus Rhodeus Agassiz. 

 1835. Rhodeus Agassiz, Mem. Soc. Hist. Neuchat., I, p. 37. (Type Cyprinus 

 aniarus Bloch.) 

 Scales of moderate size; lateral line incomplete, only on the anterior 

 part of the trunk. Dorsal fin with from nine to twelve branched rays, 

 ''Acheilognathiis cyanostigma Jordan & Fowler, Proc. U. S. Nat. Mus., XXVI, 

 1903, p. 820; Lake Biwa; Lake Yogo. 



