INDEX. 



47:; 



Sfsarnia angustipes, 327. 



cineiva. ^i'J?, 330. 



Miersi, 331. 



Rieordi, :W3. :50T. 330. 



Ricordi, terrestris, 328, 453, 457. 



Robertii, 330. 



Stimpsonii, 327, 331. 

 Spider crab. 397-399, 400-415. 



crab, common, 400. 



crab, red, 400, 404. 

 Spiuosella sororia, 430. 

 Sprite, 306. 



Stegias Clibauarii, 448. 

 Stenocionops furcata, 415, 416. 

 Stenorhynchus Sagittarius, 397, 454. 

 Storcatopoda, distribution of, 45:!. 



Strombns gigas, 446. 

 Swiinniing crabs, 364. 



Ti-daiiia ignis, 336. 

 Triton varicgatns, 446, 447. 

 Troglocarcimis, gen. nov., 427. 

 corallicola, 427, 428, 429. 



Uca, 396. 



Xantho denticulata, 339. 



parvulns, 340. 



setiger, 338. 

 Xanthodius americanus, 340. 



parvulus, 340. 



Figure GS.Plutygodia ftpectaliilis (see p. 336) ; enlarged. Phot. A. H. Verrill. 



