332 
HISTORY OF BRITISH CRUSTACEA. 
swollen head, furnished with two or three curved, horn-like 
appendages ; abdomen long and simple. Ovaries long, 
slender. 
Lerneonema Spratt^e, Sowerby, sp. Eye-sucker. (Plate 
XX. fig. 3.)* — Neck long, 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. 
