266 BIOLOGICAL SUKVEY OF 



LITEKATUEE 



Benedict, J. E. 1901 The hermit crabs of the Pagurus bernhardus type. 



Proc. United States Nat. Mus., vol. 23, pp. 451-466, 6 fig. 

 Leim, a. H. 1921 A new species of Spirontocaris with notes on other species 



from the Atlantic coast. Trans. Eoy. Canad. Inst., vol. 13, pp. 133-145, 



5 pi. 

 Eathbun, M. J. 1904 Decapod crustaceans of the northwest coast of America. 



Harriman Alaska Series, vol. 10, pp. 3-210, 10 pi., 95 fig. 



1925 The spider crabs of America. United States Nat. Mus., bull. 



129, pp. i-xx, 1-613, 283 pi. 153 fig. 



1929 Decapoda. Canadian Atlantic Fauna, no. 10m, pp. 1-38, 



53 fig. 



1930 The cancroid crabs of America of the families Euryalidae, 



Portunidae, Atelecyclidae, Cancridae and Xanthidae. United States 

 Nat. Mus., bull. 152, pp. i-xvi, 1-609, 230 pi., 85 fig. 



Class PYCNOGONIDA Sea spiders 

 Order CRYPTOCHELATA 



Ammotheidae 

 AcHELiA Hodge 



A. scABRA E. B. Wilson. (Wilson, 1880, p. 475.) A few 

 specimens taken on hard bottoms, from low water to 71 feet. 

 Stations : D 35, 94, 125 ; S 12, 29, 43. 



Order EUCHELATA 



Nymphonidae 

 Nymphon J. C. Fabricius 



N. RUBRUM Hodge. (G. 0. Sars, 1891, p. 58, pi. 5, fig. 2.) 

 A single ovigerous male was taken on rock, in 71 feet of water, 

 August 3, 1928. The species is new to New England. Sta- 

 tion: D94. 



Pallenidae 

 PsEUDOPALLENE E. B. Wilson 



p. ciRcuLARis (Goodsir). (G. 0. Sars, 1891, p. 38, pi. 3, 

 fig. 3.) One ovigerous male was taken with the preceding 

 species. 



