Lernæidæ, a family of Copepod crustaceans, of which the females are parasitic on fishes and grotesquely degenerate, the adults showing hardly a trace of crustacean structure. See FISH-LOUSE.
Lernæidæ
Chambers's Encyclopaedia, Volume 6: Humber to Malta, p. 586
Source scan(s): p. 0601