CRUSTACEA. 49 



ARTHROSTRACA. ISOPODA. 



BOPYRIDAE. 



148. BoPYROiDES HippoLYTES (Kroyer). 



Bopyrus hippolytes Kroyer, K. Danske vid. selsk. natur. og 

 math, afh., 1838, vol. 7, p. 306 [78], pi. 4, fig. 22. Greenland 

 ON Hippolyte polaris. 



Bopyroides hippolytes G. O. Sars, Crust. Norway, 1898, vol. 

 2, p. 199, pi. 84, fig. 2. 



Parasitic on Spirontocarls spina, S. fahricii, S. liljeborgii, S. 

 polaris and S. pusiola. 



From Bay of Fundy to Cape Cod, 22 to 160 fathoms. 



149. Probopyrus PANDALicoLxV (Packard). 



Bopyrus pandalicola, Packard, Zoology for students and gen- 

 eral readers, 1879, p. 308, text-fig. 262. Locality not specified. 



Probopyrus 2yalaenioneticola Richardson, Proc. U. S. nat. mus., 

 1904, vol. 27, p. 66, figs. 41-43. 



On Palaemonetes vidgaris. 

 Mass. — Acushnet River. 

 R. 1. — East Providence. 



150. loNE THOMPSONI Richardson. 



lone thompsoni Richardson, Proc. U. S. nat. mus., 1904, vol. 

 27, p. 75, text-figs. 64-68. "Xoeth Falmouth, Massachu- 

 setts, * * * ox Callianassa stimjysoni." 



On Callianassa stinipsoni. 

 Mass. — North Falmouth. 



AMPHIPODA. 

 VIBLLIDAE. 



151. ViBiLiA viATRix Bovallius. 



Yihilia viatrix Bovallius, K. Svenska vet.-akad. handl., 1886 

 (1887), vol. 11, p. 9. "Atlantic." 



