332 HISTORY OF BRITISH CRUSTACEA. 



swollen head, furnished with two or three curved, horn-like 

 appendages ; abdomen long and simple. Ovaries long, 

 slender. 



Lerneqnema Spratm:, Sowerby, sp. Eye-sucker. (Plate 

 XX. fig. 3.) — Neck leng, with about a dozen constrictions. 

 Body slender ; head with two narrow, somewhat hooked 

 horns behind ; ovaries long and slender. 



Length of the body, an inch ; of the ovaries, an inch and 

 a half. 



Attached to the eye of the sprat. 



Lerneonema Bairdii, Salter.* — Head with one simple 

 hook, shaped like a horn ; ovaries brightest emerald-green ; 

 body of a flesh-colour. Length, five-eighths of an inch ; 

 ovaries, one inch, four lines. 



Eye of herring : Devonshire coast, near Teignmouth (Dr. 

 Salter). 



Lerneonema Encrasicoli, Turton, sp. — Body cylindri- 

 cal, brown-horny colour ; neck long, white, without con- 

 strictions. Length of body, about half an inch ; of the ova- 

 ries, fully an inch. 



Attached to the body of the sprat : Swansea Bay and 

 Ireland. 



* Ann. and Mag. Nat. Hist. 2nd ser. vi. p. 86, pi. vii. B. 



