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. 



Hah. — 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, INIay 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 rugosa. Tab. XXXV, fig. 8. 



Anchokella rugosa, 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. 



Hah. — Prom the mouth of a Gadus cellariiis, taken at 

 Lame ; W. Thompson, Esq. 



Teibe lll—ANCHORACERACEA.'' 



Lerneoceriens (pars), M. Edwards, 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. 



* AyKvpn, anchor, and Kipac, horn. 



