STALK-EYED CRUSTACEA 209 



5. Pseudothelphusa garmani. 



PsetcdothelpJmsa garmani . M. J. Rathbun. 



Superior margin of front keeled. A tubercle on outer 

 surface of hand at base of movable finger. The fourth 

 joint of external maxillipedes broad, the external and 

 antero-external margin very arcuate, Exognath reduced 

 to a stump. 



Range. — Venezuela, West Indies, Trinidad. 



6. Pseudothelphusa dentata. 



PsetidothcIpJiusa dentata . M, J. Rathbun. 



Pseudothelphusa teniiipes . Pocock. 



Boscia dentata H. Milne Edwards. 



Cancer fiiiviatilis .... Herbst. 



Thelphitsa dentata . . . Latreille. 



Thelplmsa serrata . . . Desmarest. 



The carapace horizontal and smooth above, very 

 wide ; cervical suture straight ; superior margin of front 

 keeled, edge granular. The orbits are entire. The 

 antero-lateral borders are sharp, very bowed, and faintly 

 toothed. The exognath is reduced to a stump, less than 

 one-third the length of the third joint of the external 

 maxillipedes. The part of the pterygostomian region 

 round the mouth is covered with a long and close 

 down. No tubercle on outer surface of hand at base 

 of fingers. 



Range. — Guadaloupe, Dominica, Martinique, St. 

 Lucia. 



H 



