130 



aljove, witli tlie sA(nit pointed. Mouth very large; lower jaw 

 shorter tliau the upper, and Avlien tlie mouth is shut, leaving- 

 the teeth of the upper exposed. Back and sides above mot- 

 tled reddish or olive-brown, varying mucli in tint; sides be- 

 low lateral line paler; belly faint yellow. Total length, 20 

 to 26 inches. 



Fin-rays:— D. 11; P. 18; Y. 1. 5; A. 10; C. 24. 



S.foetens, Catesby, South Carolina, If^ p. 2, tab. 2, tig. 2. 



Salmofoefens, L. Syst. jSTat. I, p. 513. 



Coregonus ruber, Lacep., V, pp. 244, 203. 



Saurusfce-tens, Cuv. & Val., XXII, p. 4T1; Holbi-. Iclitli. 

 8. Car., p. 187, pi. 26, iig. 1. 



Occurs in the tide water part of tlie Potomac liiver, and 

 along both shores of the Southern end of the Eastern Shore. 



Acad. Coll. 



XLVIII— SALMONIDS;. 



SALMO, Artedi. 



S. fontinalis. 



Brook-Trout, or Eed-Spotted Trout. 



Body elongated, compressed. Length of flattened head, 

 equal to about one-fifth of the whole length of fish; snout 

 obtuse. Scales very small. Adipose fin quite small, and 

 near the tail. Upper part of the body pale-brown, mottled 

 with darker, undulating, reticulated markings; sides lighter, 

 with numerous, rounds yellow spots, varying in size from a 

 small point to a line or more in diameter, and many with a 

 bright red spot in the centre. Very variable, as almost 

 every locality has its j)eculiar colored Trouts. Body beneath 

 white. Some of the hns are often mottled with black spots. 

 Length, 6 to 20 inches. 



Fin-rays:— D. 11; P. 13; V. 8; A. 11; C. 19. 



>S'. fontinalis, Mitch. Trans. Lit. & Phil. Soc. New York, 

 I, p. 435; Kichards Fauna Bor. Amer. Ill, p. 176, pi. 83, 

 iig. 1 and pi. 87, Iig. 2; Storer, Eeport Fish, Massach., p. 

 106; DeKay, Fauna New York, Fish, p. 235, pi. 38, fig. 

 120. 



Baionc fontinalis, DeKay, 1. c. p. 244, pi. 20, fig. 58. 



Salmo erytlirogaster, DeKay, 1. c. p. 236, pi. 39, fig. 126. 



This is the ''Brook Trout," of our clear streams, particu- 

 larly in the mountainous regions of the State. Of late years 



