u 



Pacific Shores of North America. 39 



lithodes brevipes. Edivards et Lucas. 



Lithodes brevipes, Edwards et Lucas; Archives du Museum, ii. 463. PI. 

 XXIV-XXVII. Brandt ; Bulletin phys.-mathem. de VAcad. de St. Petersb. 

 vii. 173. Sibirische Reise, ZoOlogie, i. 99. 



In this species the feet are shorter than is usual in the 

 genus, and there are few spines on the body, all of moderate 

 length. 



Hab. Unalaschka, (Wosnessenski.) 



Mus. Paris ; Acad. Petrop. 



lithodes camtschaticus. Latreille. 



Lithodes Camtschaticus, Latreille ; in Cuvier's Regne Animal, 2d ed. iv. 65. 

 Milne-Edwards; Hist, Nat. des Crust., ii. 187. Brandt; Sibirische Reise, 

 Zodlogie, i. 94. 



Hab. Atcha, Unalaschka, (Wosnessenski.) 

 Mus. Acad. Petrop. 



Tribe HAPALOGASTFJNEA. 



This remarkable tribe, although resembling much the 

 Porcellanidea in general appearance, appears to be cor- 

 rectly placed between the Lithodea and the Paguridea. 

 The distinguishing character consists in the structure of the 

 abdomen, which, although broad and reflexed below the 

 abdomen, is soft as in the hermit crabs ; the basal and 

 terminal articles only being provided with a hard coat- 

 ing. De Haan's Lomis dentata seems to belong to this 

 tribe. The true Lomis, as described by Milne-Edwards, 

 has a hard and crustaceous abdomen, as in Lithodes and 

 Porce liana. 



This tribe was first defined by Brandt, the distinguished 

 zoologist of St. Petersburg. He describes two species, both 

 from the northwest coast of America. The most common 

 crab found on the shores of Jesso, one of the Japanese 



