304 PERCY SLADEN TRUST EXPEDITION. 
The rami of uropod 3 have long plumose set on their inner margins. 
The telson is cleft beyond the middle; ends of the divisions truncate. 
Length of female described 6 mm. 
Genus EUSIROPSIS, Stebbing, 1897. 
20. Husiropsis riisei, Stebbing. 
I. N.W. of Desroches Atoll, Plankton, mm, 400 fms. One: length 11 mm. 
The specimen, which was in very perfect condition, was not dissected, but, as far as 
could be seen, differed from Mr. Stebbing’s description only as follows :— 
Eyes rather small, round, diameter about equal to the base of ant. 2; ocelli distinct. 
The preservation of these is probably due to the specimen being in formalin. 
Antennal. The 2nd joint distally produced above and below in sharp teeth: the 
flagellum is terminated by a straight simple seta and a longer divergent plumose one. 
This was broken off in the type. 
Genus PARELASMOPUS, Stebbing, 1888. 
21. Parelasmopus suluensis (Dana). 
I. Praslin Reef. One ¢. 
II. Wasin, mud, 10 fms.: fourteen. Wasin,7fms.: four. Length of female 10 mm. 
III. “ Mud, Crust. and Shells.” Several. 
In the last of these is a form with the dactylus of gnath. 2 ¢ blunt at the point. 
Genus MELITA, Leach, 1813-14. 
22. Melita fresnelit (Audouin). 
I. Amirante, E 14, 36 fms.: three. Cargados Carajos, B 25, 22 fms.: four small. 
9 35 mm. 
II. Wasin, mud, 10 fms. Many: length 5 mm. 
III. Suakim Harbour, 5 fms. 
Genus CERADOCUS, Costa, 1853. 
23. Ceradocus rubro-maculatus (Stimpson). 
II. Wasin, mud, 10 fms. Two: length 6 mm. 
Genus MRA, Leach, 1813-14. 
24. Mera inequipes (Costa). 
IT. Egmont, Lagoon &c.: four. Praslin, reef &c.: many. Coetivy: several. 
Cargados Carajos: a few. 
IT. Wasin, mud, 10 fms. Three. 
