98 
.HISTORY OF BRITISH CRUSTACEA. 
at the tip, the inner plate truncated, hands furnished with 
lines of hairs. 
Hab. Plymouth Sound and Moray Pirth. In the latter 
locality, according to the Bev, Mr. Gordon, it is more com- 
mon than the Gebia stellata , of which however it may prove 
to be only the female, as it is found associated with it in 
the same burrows. Mr. Couch finds the remains of this 
abundantly in the stomachs of rays and thornbacks, caught 
in from thirty to fifty fathoms of water. 
Gen. 34. CALOCABIS, Bell. 
Eyes rudimentary, subglobose, without any pigment or 
cornea. Outer antennae with a large triangular scale at the 
base. Pirst pair of legs very long, compressed; fingers very 
long, slender, much flattened ; second pair with two toes ; 
the others one-toed, long and slender. Carapace very large, 
with a sharp beak. Abdomen long, compressed, enlarged 
about the middle, contracted at each end. Central plate of 
tail longer than broad, rounded. 
This remarkable form, first described by Professor Bell, is 
founded on a species first dredged by Mr. M ‘Andrew, in 
compliment to whom it is named. 
