Olavius cornuatus sp.n. (Oligochaeta, Tubificidae) from Georges Bank (NW Atlantic)
Zoologica Scripta
13(4): 273-275
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Olavius cornuatus sp.n. is described from Georges Bank off Massachusetts. It is distinguished from other species of Olavius Erseus, 1984 by its curved, horn-shaped atria ending in large. protrusible penes and up to six ectally hooked penial setae per bundle.