56. LEircisciTs. 231 



25. Leuciscus borysthenicus. 



Squalius borysthenicus, Kessler, Bull. Soc. Nat. Mosc. 1859, xxxii. 1. 

 p. 64^5. 



D. 11. A. 11-12. V. 9. L. lat. 37-38. L. transv. 7/?. 



The height of the body is one-fourth or two-ninths of the total 

 length (with the caudal), the length of the head one-fifth. Head 

 broad ; mouth very oblique. There are two and a half longitudinal 

 series of scales between the lateral line and the root of the ventral fin, 

 " The dorsal fin commences immediately behind the ventrals." The 

 pectoral fins terminate at a great distance from the ventrals. Colora- 

 tion uniform; (Kessler.) 



Dnjepr, near Aleschki. 



26. Leuciscus erythrophtlialmus. 



The Rudd, or Red-eye. Das Rothauge. Sarf (Swed.). Le Ro- 



tengle. Scardola (Italy). 

 Leuciscus rubellio, Schwenckfeld, 



Rubellus, Marsil. Danub. Fann.-Mys. iv. p. 41, tab. 13. fig. 4. 

 Erythrophthalmus, Wilhighhy, iv. p. 249, tab. Q. 3. fig. 1; Ray, 



Synops. p. 16. 

 Cyprinus, sp., Artedi, Genera, p. 3. no. 2; Spec. p. 9. no. 2; Synon. 



p. 4. no. 3 ; Gronon. Zoophyl. i. p. 107. no. 340. 

 Cyprinus erythrophthalmus, L. Syst. Nat. i. p. 530 ; Leske, Ichth. 



Lips. p. 60; Bl. Fische Deutschl. i. p. 28, tab. 1 ; Bl. Schn. p. 434 ; 



Lacep. V. p. 577 ; Ascan. Icon. tab. 42 ; Osbeck, Vet. Ak. Handl. 



1771, p. 152, tab. 4. tig. 4 ; Meidinger., tab. 24 ; Donovan, Brit. 



Fish. ii. pi. 40 ; Turton, Brit. Faun. p. 108 ; Agass. Mem. Soc. Sc. 



Nat. Neuchdteljja. 38 ; Jetiyns, Manual, p. 412 ; Ekstrcirn, Fische v. 



Morko, p. 21 ; Fries och Ekstr. Skand. Fisk. p. 74, tab. 17 ; Gronov. 



Syst. ed. Gray, p. 183. 

 Rud, Penn. Brit. Zool. iii. p. 318, pi. 72, or, edit. 1812, iii. p. 479, 



pi. 83 ; Couch, Fish. Brit. Isl. iv. p. 49, pi. 192. 

 Cyprinus erythrops, Pall. Zoogr. Boss.-As. iii. p. 317. 



compressus, Holberg, Gotheb. N. Handl. y. p. 66, c. fig. 



Leuciscus erythrophthalmus, Fle7ning,Brit. An. p. 188; Selys-Longch. 



Faun. Belg. p. 213 ; Cuv. Sf Val. xvii. p. 107 ; Nilss. Skand. Fauri. 



Fisk. p. 3l3 ; Thompson, Nat. Hist. Ireland, p. 138 ; Nordma?in, i?i 



Demid. Toy. Puss. Merid. iii. p. 490; Kroyer, Damn. Fisk. iii. p. 421 ; 



Giinther, Fische d. Necka7-s, p. 80 ; Papp, Fische d. Bodensee's, p. 8. 

 Rotengle, Jurine, Poiss. du Lac Leman, p. 209, tab. 12. 

 Red-eye, Yarrell, Brit. Fish. i. p. 361 ; 2nd edit. i. p. 412 ; 3rd edit. i. 



p. 411. 

 Azurine, Yarrell, Brit. Fish, i, p. 365 ; 2nd edit. i. p. 416 ; 3rd edit. i. 



p. 415. 

 Cyprinus cseruleus, Jenyns, Man. p. 413. 

 Leuciscus caeruleus, Yarrell, Trans. Linn. Soc. xvii. p. 8, pi. 2. fig. 2. 



rubilio, Bonap.Faun. Ital. Pesc. (from a deteriorated individual). 



Scardinius erythrophthalmus, Bonap. Faun. Ital. Pesc. ; Hcckel ^ 



Kner, Siisswasserf. p. 153. figs. 79, 80 ; Dyboivski, Cyprin. Livlaiids, 



p. 134 ; Siebold, Siisswasserf. p. 180 ; Malmgren, Wiegm. Arch. xxx. 



p. 317 ; Jeitteles, Fische d. March, ii. 1864, p. 12 ; Canestrini, Arch. p. 



la Zoolog. etc. iii. p. 106 ; iv. p. 89 ; Blanchard, Poiss. France, p. 377. 

 scardafa, Bonap. I. c. ; Heckel 8f Kner, I. c. p. 157. fig. 82 ; Cuv. 



8f Val. xvii. p. 123. 



