92 
prosepistoma is continuous with the forehead in the middle and sepa- 
rated from it on both sides by a transverse, incomplete, preocular cut. 
Tiuncus: first segment with the antero-median tubercle hardly 
perceivable; coxopodites distinct on the entire length of the edge of 
the segment. Coxopodite of the second segment hidden under the 
bent side part of the segment. 
Cauda: the lateral parts being nearly folded underneath, the 
hind edge of segments 3—5 seems straight from a dorsal view. 
Pleotelson flat, with curved sides and a blunt, rather rounded apex. 
Uropodes: basis with a large oblong processus; endopodite reaching 
to twothirds the length of the pleotelson; exopodite small, placed at 
the top of the basal processus. 
Color: dark brown, flagellum whitish. 
Long. 5 m.m. Lat. 2 m.m., (much decreasing backward).“ 
Patria: St. Vincent ?, open swampy land, under rubbish, 
S. end of the Island. (Mus. Londinense). 
(Description copied after Dollfus). 
