376 STALK-EYED CRUSTACEA 



2. Catapagurus gracilis. 



Catapaguriis gracilis . A. M ilne Edwards and Bouvier, 



S. J. Smith. 

 Hemipagurus gracilis . S. J. Smith. 



Carapace smooth, almost naked. Ophthalmic ring 

 exposed ; basal scales slightly wide at the base, 

 narrow, and in length reaching beyond the middle eye- 

 stalk, which is short and stout. The antennal acicle 

 is pointed, reaching to almost the extremity of the 

 peduncle. 



Range. — Barbados, Dominica. 



B. First and second abdoniifial scgmc7its provided ivitJi 

 genital apperidages {first segment only in the female) : — 



9. Paguristes. 



Paguristcs . . . Dana, Stimpson, Heller, Hender- 

 son, A. Milne Edwards and 

 Bouvier. 



Rostrum prominent, often acute. Eye-stalks long and 

 slender; basal scales of moderate size, and some distance 

 apart. Antennules long. Antennal acicle robust, the 

 flagellum usually ciliated. First pair of legs subequal or 

 of equal size, the fingers moving in a horizontal plane, 

 with calcareous or corneous tips. Penultimate pair of legs 

 not chelate. On the second, third, and fourth segment of 

 the abdomen of the female, on the left side, there is a 

 membranous oviferous sac. 



Range. — Shallow and deep water in warm seas, living 

 in shells. West Indian Sea, Pernambuco, Manila, New 

 Zealand. 



