364 



THE ANGLER-NATURALIST. 



large. Form of body very like that of a Herring. Colour : upper part 

 of head and back dusky blue, becoming lighter down the sides, with a 

 tinge of yellow. Cheeks, gill-covers, lower part of sides and belly 

 silvery white ; fins all more or less tinged with dusky blue, especially 

 towards the edges. Vertebrae 58. 



Fin-rays: D. 13: P. 17: V. 11: A. 16: C. 19. 



BONES OF THE HEAD IN THE COREGONI. 



