CRUSTACEA. 87 



COPEPODA. BRANCHIURA. 



ARGULIDAE. 



Parasitic on skate, minnow, sculpin, sea-robin, tomcod, flatfish, 

 sand dab, summer flounder, winter flounder, spotted sand floun- 

 der, common flounder, orange flle-fish, gooseflsh; also at surface. 



Mass. — Provincetown ; off Cape Cod ; Woods Hole ; Vine- 

 yard Sound; Menemsha Bight; Quicks Hole. 



R. I._ Off Point Judith. 



275. Argulus alosae Gould. 



Argidus alosae Gould, Invert. Mass., 1841, p. 340. "from 



THE GILLS OF THE ALEAVIFE, {AIOSH VulffaHs).^' [MaSS. BaY, 



teste Smith.] Wilson, Proc. U. S. nat. mus., 1902, vol. 25, p. 707, 

 pi. 12, pi. 26, fig. 80. 



Parasitic on alewife, smelt, and cunner. 



Me. — Casco Bay. 



Mass. — Massachusetts Bay; Woods Hole. 



276. Argulus catostomi Dana and Herrick. 



Arguliis catostond Dana and Herrick, Amer. journ. sci., 1837, 

 vol. 31, p. 298, plate. " Mill River, near Whitxeyville," 



ON SUCKER, BRACKISH WATER. 



Argulus catostomi Wilson, Proc. U. S. nat. mus., 1902, vol. 

 25, p. 709, pi. 13. 



From sucker and chub sucker. 

 Mass. — Warren and Chicopee. 

 Coxx. — Mill River, near Whitneyville. 



277. Argulus fuxduli Kroyer. 



Argnlus fanduli Kroyer, Naturh. tidssk., 1863 (3),vol. 2, p. 

 94, pi. 2, figs. la-e. "ubeskreven Fundulus fra omegxex 

 AF Ny-Orleaxs." Wilson, Proc. U. S. nat. mus., 1902, vol. 25, 

 p. 710, pi. 14. 



