STALK-EYED CRUSTACEA 341 



I. Homolopsis. 



Homolopsis ... A. Milne Edwards. 



Resembles Hoinola, only the carapace is oval, the 

 rostrum is large, the eyes are small, and the legs are very 

 thin and feeble. 



Range. — West Indian Sea. 



I. Homolopsis rostratus. 



Homolopsis rostratus ... A. Milne Edwards. 



The carapace, much contracted in front, terminates in 

 a sharp rostrum, directed forwards and downwards, and 

 surmounted laterally with two strong spines ; its point 

 reaches as far as the base of the flagellum of the external 

 antenna At the base of the rostrum there are two large 

 suborbital spines directed upwards and outwards. The 

 hepatic region has a very long spine having the same 

 direction. The branchial lobe has a small spine, as well 

 as the mesogastric lobe. There are tw^o spines on the 

 subhepatic region. 



The legs are unarmed and almost cylindrical. 



Range. — St. Thomas, Santa Cruz. 



Group 11. Raninidea. 



Raninidea .... Dana, Henderson. 

 Ratiinicns . . . . H. Milne Edwards. 

 Raniiioidea . . ' . . De Haan. 



Carapace ovato-oblong, smooth, the regions not defined ; 

 frontal margin of variable width. Walking legs have 

 broad flattened terminal joints ; the last pair of small 

 size, and subdorsal in position. Abdomen short, semi- 



