336 BRITISH ENTOMOSTRACA. 



is pyriform and short, and at its lower extremity we see 

 two minute eminences. The ovarian tubes are of con- 

 siderable thickness, cylindrical, and about the same length 

 as the Avhole animal. 



The colour of the animal is white. Length, about 

 half an inch. 



Hah. — Gills of the salmon, London market, W. B. 



Family 2-ANCHOEELLADJ5. 



Lerneopodiens {jmrs), 31. Edwards, Hist. Nat. Crust., iii. 



Character. — Arm-shaped appendages very short, and 

 united to each other from the base, so as to resemble a 

 single organ. 



Genus Anchorella. 



LerntEA, Strom, Sondmoer ; Lamarck, Miiller, Johnston. 



Anchorella, Cuvier, Regue An., 1817 ; Nordmann, Burmeister, Kroyer, 



M. Edwards. 

 Clavella {pars), Oto«,Lelirbucli,lS15 {not Cuvier,~B.egne k\\.,ryox Krc^/er) . 

 Lerneomyzon, Blainville, Desmarest. 



Character. — Female. Body in general short, and 

 somewhat swollen. Head small, and situated at the ex- 

 tremity of a long neck, which is generally curved back- 

 wards. Two pairs of foot-jaws well developed, and a 

 third rudimentary. Antenna? rudimentary. Ovarian 

 tubes of moderate length, and cylindrical. 



The male differs in appearance very much from the 

 female, and is very small. 



The genus Anchorella, as established by Cuvier in 1817, 

 embraces the Lerneadse of this division, in which the 

 arms are short, and united to each other from the base. 

 A species is figured by Strom, in the ' Physiske og 

 Oeconomisk,' &c., which appears to be the first described, 



