184 



the nose; the irides silvery, with a tinge of 



pink : the lower jaw in the Salmonidas appears 



to be the longest when the mouth is opened, 



but it shuts within the upper jaw when the 



mouth is closed ; the teeth, numerous, strong, 



and curving inwards, extending along the 



whole length of the vomer ; the convexity of 



the dorsal and ventral outline nearly similar ; 



the colour of the back and upper part of the 



sides made up of numerous dark-reddish-brown 



spots on a yellow-brown ground; eleven or 



twelve bright-red spots along the lateral line, 



with a few other red spots above and below 



the line ; the lower part of the sides, golden 



yellow ; belly and under surface silvery white ; 



the spots on the sides liable to great variation 



in number, size, and colour; dorsal-fin and 



tail light brown, with numerous darker brown 



spots ; the adipose fin brown, frequently with 



one or two darker brown spots, and edged 



with red ; the pectoral, ventral, and anal fins, 



uniform pale-orange brown. The number of 



scales in a row above and beneath the lateral 



line, about twenty-five. Deformed trout are 



not uncommon ; mention of them, as occurring 



in some of the lakes of Wales, is made by 



Pennant, Oliver, and Hansard. "In 1829," 



says the writer of the article on Angling, in 



the 7th edition of the Encyclopaedia Britan- 



