PHRYXUS GALATHER. 249 
ISOPODA. BOP YRIDZ, 
NORMALIA. 



wr 
a, . \Yy : 
am 2 ALOR Confuse ¥LP on @, 
“pupae GALATHERS = C/ 
Male. Elongate ; with the segments of the pereion rounded at the sides, 
especially towards the hind margin of each. Segments of the pleon distinct, 
transverse, rounded at the sides of each, narrower than the hinder segments 
of the pereion, terminal joint truncated at its extremity. 
Female. Ovate, flattened, and slightly unsymmetrical, ovigerous scales 
of moderate size, finely ciliated on the margin. Pleon nearly triangular, 
joints transverse, furnished with a number of elongated corrugated fleshy 
cylindrical appendages, pointed at the tips. 
Length of the male one-sixth, of the female one-fourth, of an inch. 
Pleurocrypta Galathee. Hussr, Ann. Sci. Nat., 3rd ser. vol. iii. pl. 4. 
Tus species nearly resembles Ph. longibranchiatus in 
the general form of the female and in the elongated lobes 
of the tail of the same sex. It differs, however, in its 
habitat, being parasitic upon Galathea intermedia, and in 
the distinct articulations of the tail of the male. Our 
specimens of the two sexes are, however, presetved in 
