336 STALK-EYED CRUSTACEA 



I. Hypoconcha sabulosa. 



Hpyoco7tcJia sabulosa . . . Herbst, Guerin-Meneville, 



Stimpson. 

 Cancer sabulosns .... Herbst. 

 Hypoconcha arciiata (?) . . Stimpson. 



There are slight notches on the front margin of the 

 carapace, but no notch at the middle, where there is a 

 deep fissure ; this margin may be spinulose and densely 

 ciliated, or sparsely toothed. The lower surface of the 

 facial region, maxillipedes, and first pair of legs granu- 

 lated ; but the granules on the latter are finer than 

 those of the facial region. The fingers are toothed. 

 The last two joints of the female abdomen are minutely 

 granulated. It covers its back with the shell of a 

 bivalve. 



Range. — St. Thomas, South Carolina. 



4. Acanthodromia. 



AcantJiodixvnia ... A. Milne Edwards. 



The carapace is ovoid. The orbito-frontal region 

 and the external maxillipedes are as in Droniia. The 

 last pair of legs subdorsal in position, and cheli- 

 form. 



Range. — West Indian Sea ; in deep water. 



I. Acanthodromia erinacea, 



Acanthodivinia erinacea . . A. Milne Edwards. 



The body and legs have many large and close spines. 

 The front, in the form of a beak, projects and terminates 

 in a median spine. The orbits are oblique. The basal 



