CRUSTACEA NORTH PACIFIC EXPLORIxNX EXPEDITION I97 



ill the male, 0.52: breadth, 0.36; length of the anterior feet. 1.05 

 inches. 



This curious animal was found somewhat abundantly in the sanely 

 bottom of the China Sea, at the depth of twenty fathoms, under the 

 twenty-third parallel of north latitude.^ 



LITHODIDEA 



Genus ECHIXOCERUS \Miite 



306. ECHINOCERUS CIBARIUS = White 



Bchinoccnts cibariiis White, Proc. Zool. Soc, 1848, p. 47, Annulosa, pis. 11, 

 ni. Stimpsox, Crust, and Echin. Pacific Coast of N. America, p. 36, 

 Best. Jour. Nat. Hist., vi. 



Lopholithodcs mandtii Brandt. Bulletin physico-mathem. de I'Acad. de St. 

 Petersb., vii. 174. 



Specimens of this species were presented to Lieutenant Gibson at 

 Sitka for the expedition. 



307. ECHINOCERUS SETIMANUS * (Gibbons) Stimpson 



CtcHorhinus sctiutaiius Gibbons, Proc. Cal. Acad. Nat. Sci., i, 48. 

 Echidnoccrus sctiiiianus Stimpson, Crust, and Echin. Pacific Coast of N. 

 Am., p. S7' Bost. Jour. Nat. Hist., vi. 



This species, if distinct, differs from the preceding only in the 

 obtuseness of its dorsal and lateral tubercles. 



Two specimens were purchased in the market of San Francisco, 

 Cal. They are obtained rarely in deep water near the Farallone 

 Islands, and so strange are they in appearance that the fishermen 

 always obtain a good price for them as "curiosities." 



Genus H APALOGASTER Brandt 



This genus was first instituted by Brandt in the Bulletin of the 

 St. Petersburg Academy for a Sitka species, H. incrtensii. He does 

 not allude to the Lomis dciifata of De Haan, which is evidently con- 

 generic. It is distinguished from Lomis and Dcniiafunis by the 



' 305. HiPP.A. AN.^LOGA Stimpson 

 Plate XXT, Fig. 2 

 Not mentioned in the manuscript of this report. 

 ' Lo/^liolit!i()dcs inaudtii Brandt. 



