338 
BRITISH ENTOMOSTRACA. 
middle of the body, on the inferior surface, there are two 
pairs of large, hooked, claw-like members. Length, one 
fourth of a line. 
Hab. — Female. “ It fixes itself to the fins and gill- 
covers of the cod and haddock, .... and is most probably 
the most common species of our seas.” (Johnston.) At- 
tached to the gills of the cod, Ireland, May 1837 ; to the 
gill-covers of a whiting, April 1837; W. Thompson, Esq. 
In the latter specimen the ovaries are considerably longer 
than the thorax. 
2. Anchorella rtjgosa. Tab. XXXV, fig. 8. 
Anchorella rtjgosa, Kroyer, Tidsskrift, i, 284, t. 2, f. 7. 
— M. Edwards, Hist. Nat. Crust., iii, 519. 
Character . — Body nearly of a square shape, a little 
emarginated on each side. Head small, neck slender, 
and nearly cylindrical. A rounded tubercle on middle 
line represents the abdomen. Ovaries rather larger than 
the thorax, nearly cylindrical, or slightly club-shaped. 
Length about three lines. 
Hab . — From the mouth of a Gadus cellarius , taken at 
Larne ; W. Thompson, Esq. 
Tribe III — ANCH ORA CERA CEA* 
Lerneoceriens (pars), M. Edivards , Hist. Nat. Crust., iii. 
Character —Females. Attached to their prey by the 
anterior extremity of their body only, thrusting the en- 
tire head into the tissues of the animal to which they 
adhere, and being retained there by means of a kind 
of horns, which are various in form, and spring from the 
posterior part of the head. No antennae. Only one pair 
of foot-jaws, which is simple and hooked. Eeet either 
very small or often wanting altogether. 
* Ay Kvpa, anchor, and Kipag, horn. 
