SYNOPSIS. 379 



convex; head small; lateral line below the middle and 

 curved downwards opposite the dorsal fin, the latter very 

 short ; anal twice the length of the dorsal ; tail forked. 

 Fin-rays, D. 11 : P. 17 :V. 9 : A. 29 : C. 19. Colour yel- 

 lowish-white, fins light-coloured, the pectoral and ventral 

 tinged with red. Cuv. Reg. An.; Tarr. Brit. Fish., i. 

 382. Cyprinus brama, Block, pt. i. pi. 13 ; Pewi. Brit. 

 Zool, iii. p. 478, pi. 81. 



Sp. 103. A. blicca. White Bream. Body not so deep as in 

 A. brama. Fin-rays, D. 10 : P. 14 : V. 9 : A. 22 : C. 19. 

 Colour silvery bluish white without golden lustre ; fins 

 dusky ; pectorals and ventrals sometimes tinged with 

 dusky. Cuv. Meg. An.; Yarr. Brit. Fish., i. p. 387. Cy- 

 prinus blicca, Block, pt. i. pi. 10 ; Jenyns' Brit. Vert., 407. 



Sp. 104. A. Buggenhagii. Pomeranian Bream. Thickness 

 of the body equal to half its depth ; scales large ; anal 

 fins comparatively short, not much longer than the dorsal. 

 Fin-rays, D. 12 : P. 17 :V. 9 : A. 19 : C. 19. Upper 

 parts dark bluish black, silvery white beneath ; pectorals, 

 dorsal, and anal, bluish-brown tinged with pale red. 

 Thomp. Zool. Proc., 1837, p. 56 ; Yarr. Brit. Fish., i. 391. 

 Cyprinus Buggenhagii, Block, iii. pi. 95. 



GEN. LVI. LEUCISCUS. Dorsal and anal short, and without 

 spines ; snout without barbules ; tail forked. 



Sp. 105. L. idus. The Ide. Dorsal fin immediately above 

 the ventrals ; dorsal outline convex, abdominal almost 

 straight, lateral line curved downwards before reaching the 

 middle of the body. Fin-rays, D. 10 : P. 17 : V. 11 : 

 A. 13 : C. 19. Back bluish black, sides bluish grey, belly 

 white ; pectoral fin orange, ventrals red in the middle, first 

 and last rays white, base of the anal fin white. Cuv. Reg. 

 An.; Yarr. Brit. Fish. i. 395. Cyprinus idus, Linn. 



Sp. 106. L. dobula. Double Roach. Body elongated and 

 rather slender, origin of the dorsal fin very little behind 

 that of the ventrals ; snout blunt and rounded, the upper 

 jaw longest. Fin-rays, D. 9 : P. 16 : V. 9 : A. 10 : C. 19. 

 Dusky blue above, silvery on the belly j dorsal and cauda* 



