458 Stimpson on the Crustacea and Echinodermata 



EPIALTUS NUTTALLII. Eandall. 

 Epialtus Nuttallii, Randall ; loc. tit. viii. 109, PI. III. Gibbes ; loc. tit. p. 173. 



Differs from the preceding by its more rounded outline 

 and larger rostrum. 



Upper California, (Nuttall.) 

 Mus. Phil. Acad. 



PAETHENOPE PUNCTATISSIMA. Owen. 



Parthenope punctatissima, Owen; Zoology of Beechey's Voyage, Crust. 81, 



PI. XXIV. f. 4. 



This is almost certainly a Lambrus, but having been un- 

 able to procure a specimen and examine the characters of 

 the antennae, I refrain from adding to the synonymy. 



Coast of California, (Belcher.) 



Mus. Zool. Soc. ; R. C. S. 



CEYPTOPODIA OCCIDENTALS. Dana. 



Cryptopodia occidentalis, Dana ; Am. Jour. Sci., 2d Ser. xviii. 430, (wood-cut.) 

 Gibbes, Proc. Elliott Soc. Nat. Hist. Charleston, S. C. i. 36. 



This curious crab is distinguished from all others found 

 on this coast, by the smallness of its posterior four pairs of 

 feet, which are entirely concealed beneath the carapax ; 

 those of the first pair on the contrary are very large, angu- 

 lar, and much longer than the shell. 



Monterey, (W. Rich.) 



Mus. Expl. Exped. 



Tribe CYCLOMETOPA. 



CANCEE MAGISTEE. Dana. 



Cancer magister, Dana; U. S. Exploring Expedition, Crust, i. 151, PI. VII. f. 1. 

 Stimpson ; Proc. Cal. Acad. Nat. Sci. i. 88. Cancer irroratus, Randall, 1. c. 

 (non Say.) 



The largest of the numerous species found on the Cali- 



