CRUSTACEA NORTH PACIFIC EXPLORINX EXPEDITION I97 



in the male, 0.52; breadth, 0.36; length of the anterior feet, 1.05 

 inches. 



This curious animal was found somewhat abundantl_\- in the sandy 

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

 twenty-third parallel of north latitude/ 



IJTHODIDEA 



Genus ECHINOCERUS White 



306. ECHINOCERUS CIBARIUS = White 



Echinoccrus cibariiis White, Proc. Zool. Soc, 1848, p. 47, Annulosa, pis. n, 

 in. Stimpson, Crust, and Echin. Pacific Coast of N. America, p. 36, 

 Best. Jour. Nat. Hist., vi. 



LophoUthodes 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 



Ctcnorhinus setiinanus Gibbons, Proc. Cal. Acad. Nat. Sci.. i, 48. 

 Echidnoccrus sctii)ianus Stimpson, Crust, and Echin. Pacific Coast of N. 

 Am., p. 27, 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 tlie fishermen 

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



Genus IT \P.\LOG ASTKR P.randt 



This genus was first instituted by 15randt in the Bulletin of the 

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

 not allude tn the f.oniis dentata of De Haan, which is evidently con- 

 generic. It is distinguished from f.oniis and Pcniiatiinis by the 



'305. HiPiw .\N.\i.0G.\ Stimpson 



I'l.ATK XXI. iM... _> 



Xot mentioned in the manuscript of this report. 

 ' Lupliolilliodcs iiuiiidlii Brandt. 



