894- CYPRINID.E. 



Bream, and has three rays less ; it is also less falcate in form, 

 or more equal in the length of its rays ; the tail in shape at 

 its posterior edge rather lunate, the outer rays elongated ; the 

 formula of the fin rays is 



D. 12 : P. 17 : V. 9 : A. 19 : C. 19. Vertebra 41. 



The number of punctured scales forming the lateral line 

 fifty-two ; from the anterior edge of the dorsal fin to the 

 lateral line, following the oblique direction of the scales, there 

 are eleven scales ; from the lateral line downwards to the 

 base of the pectoral fin, four scales, not including in either 

 enumeration the punctured scale of the lateral line itself. 



Upper part of head and back dark blackish blue, becoming 

 lighter on the upper part of the sides, and passing into silvery 

 white on the lower part of the sides and belly ; pectoral fin, 

 dorsal fin and tail, bluish brown, tinged with pale red ; ven- 

 tral and anal fins with less brown and more pale red. 



The vignette below represents a view of the Thames, look- 

 ing eastward, from Windmill Hill, near Gravesend. 



