428 SPH HROMIDA. 
ISOPODA. SPH HROMIDA. 
NORMALIA. 
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CUM, Mh 
A SHY 
CYMODOCEA EMARGINATA. 
Specific character. Upper surface of the posterior part of the pereion, and 
especially also of the pleon, granulose, the latter sparingly clothed with short 
stiff bristles, having two tubercles on the hind margin of the basal portion, 
and two larger in the middle of the last segment, which has an oval lobe in 
the deep apical notch. 
Length, nearly half an inch. 
Cymodocea emarginata. Luacu, Dictionn. Sci. Nat. xii. p. 3438. Dzsmarzst, 
Cons. Crust. p. 296. Minne Epwarps, Crust. 
lil, p. 214. Wuirtz, B. M. Cat. Brit. Crust. 
p. 77. Pop. Hist. Brit. Crust, p. 246, pl. xiii. 
fae 
THIs species is much more granulose on the upper 
surface than the preceding; the granules gradually in- 
creasing in size beyond the middle of the body. The 
head is very broad, and the eyes large. The basal joints 
of the antennz are punctured; the terminal articuli of 
