258 THE CANADIAN NATURALIST. [Aug. 



SCOMBERESOCID.E Bon. 

 SCOMBERESOCIN^E Gill. 



Body compressed ; jaws both produced, slender ; dorsal and 

 anal posterior rays developed as separate finlets. 

 Genus Scomberesox Lac. 



Scomberesox scutellatus Les. 



Scomberesox scutellatus, Storer, Mem. Am. Ac. vi, 315, pi. 24, 

 fig. 4. 



Belonin^: Bon. 

 Body little compressed ; jaws both produced, strong and with 

 well-developed teeth ; dorsal and anal simple behind. 

 Genus Belone Cuv. 



Belone longirostris Gill ex Mitch. 



Belone truncata, Storer, Mem. Am. Ac. vi, 314, pi. 24, fig. 3. 



POECILIID.E Bon. 

 Hydrargyrin^e Gill. 

 Teeth acute. Dorsal and anal, generally subequal and opposite. 



Genus Hydrargyra Lac. 

 Branchiostegal rays six. 



Hydrargyra majalis Yal. ex Walb. Mammy-chub. (Perley.) 

 Hydrargyra flavula, Storer, Mem. Am. Ac. v, pi. 23, fig. 5 (male, 

 with 12-15 vertical bands), and 6 (female with 2-3 longitu- 

 dinal lines). 



Genus Fundulus Lac. 

 Branchiostegal rays five. 



Fundulus pisculentus Val. Big k illy-fish ; Minnow. (Fortin.) 



Fundulus pisculentus, Storer, Mem. Am. Ac. v, 294, pi. 23, fig. 3 



(male, with vertical light bands), and fig. 4 (female, uniform). 



SALMONID^E Cdv. 

 Salmoninje Bon. 

 Teeth acute. Stomach not coecal; pyloric coeca numerous. 



Genus Salmo (Linn.) 

 Body spotted in adults. Mouth large, with well-developed teeth. 

 Salmo solar Linn. 



Salmo salar, Storer, Mem. Am. Ac. vi, 320, pi. 25, fig. 2. 

 Salmo scbago Grd. Togue. (Perley.) 



Salmo sebago, Grd., Proc. Acad. Nat. Sc, Phila., 1853. 

 Salmo fontinalis Mitchell. Brook Trout. (Perley.) 

 Salmo fontinalis, Storer, Mem. Am. Ac. vi, 322, pi. 25, fig. 3. 



