72 ART. I. — JORDAN, TANAKA AND SNYDER : 



203. Richardsonius caerulescens (Sauvage). 



Yayoi-ugui. 



Sqiialiiis ccerulescens Sauvage, Bull. Soc. Philom., Paris, 1883, p. 3. Lake 



Biwa. 

 Distrib. — Lake Biwa. 



204. Richardsonius japonicus (Siuvage). 



Gin-ugui. 



SqiialiMs japonicus Sauvage, Bull. Soc. Philom., Paris, 1S83, p. 4. Lake Biwa. 

 Distrib. — Lake Biwa. 



205. Richardsonius phalacrocora:-: (Jordan & Fowler). (Fig. 46). 



Tsumari-ugui. 



Leiicisciis pJialacrocorax Jordan & Lowler, Proc. U. S. Nat. Mus., XXVI,. 



1903, p. 845, fig. 7. Tama R. at Tachikawa. 

 Distrib. — Tama R ; Kinu R. at Utsunomiya ; Koshyu. 



Fig. 46. 



206. Richardsonius taczanowskii (S:eindachner). 



Oku-ugui. 

 Lcuciscits taczanoivskii Steindachner, Ichth. Beitr., X, 1881, p. 16. Sea of 



Japan. 

 Distrib. — Fresh waters of Japan. 



207. Richardsonius jouyi (Jordan & Snyder). (Fig. 47). 



Aburahaya, Aburabai, Nigappaya, Ishibaya or Tarekan (Prov. Shinano) ; 

 Aburamutsu or Aburamoroko (Lake Biwa); Dorobae. 



Leuciscus jouyi Jordan & Snyder, Proc. U.S. Nat Mus., XXIII, 1901, p. 741,. 



pl. XXXI. Sasuna, Prov. Tsushima. 

 Lcucicsus dorobae Ishikawa, Proc. Dep. Nat. Hist., Tokyo Imp. Mus., I, 1904,. 



p. 6, pl. Ill, fig. 2. 

 Distrib. — Sasuna ; Tsuchiura ; Lake B!wa. 



