o 



CRUSTACEA. 73 



ARTHROSTRACA. AMPHIPODA. 



PODOCERIDAE. 



229. PoDOCEEus FALCATUS (Montagu). 



Ccwcer Gammarus falcatus Montagu, Trans. Linn. soc. Lon- 

 don, 1808, vol. 9, p. 100, pi. 5, fig. 2. "Torcross." 



Podocerus falcatus G. O. Sars, Crust. Norway, 1894, vol. 1, 

 p. 594, pi. 212. 



Mass. — Vineyard Sound, surface. Determined vnlh doubt by 

 S. I. Smith. 



230. PoDorERUs MARMORAxrs (Holmes). 



Jassa 7narmorata Holmes, Amer. nat., 1903, vol. 37, p. 289. 

 " A. M. Arctic America to Hatteras." 



Mass. — Xahant; Woods Hole. 

 R. I. — Newport. 



231. Gruhia compta (Smith). 



Amphitho'e compta Smith, Uept. U. S. commr. of fish & fish- 

 eries, pt. 1, for 1871-1872 (1873), p. 564 [270]. "North Card 

 i,ixA TO Cape Cod." 



Common among eel-grass. 



From Cai)e Cod southward. Vineyard Sound, surface. 



232. Erictiioxius rubricornis (Stimj^son). 



Cerapus rubricornis Stimpson, Mar. invert. Grand Manan, 

 1853, p. 46, pi. 3, fig. 33. "dredged abundantly on stems 

 OF BoltenifB in 20 f., rocks, off Moose Inlet, towards the 

 Seal Islands. * * * occurred sparingly in 10 f., off Cheney's 

 Head, and in 25 f., off Duck Island." Bate, Cat. Amphip. 

 Crust. Brit, raus., 1862, p. 265, pi. 45, fig. 4. 



Inhabits flexible tubes of fine mud and animal cement. 

 Me. — Bay of Fundy ; Casco Bay. 



