Timm, R. W. (1967). Nematode Parasites of the Coelomic Cavity of Earthworms. VIII. Four New Genera and Seven New Species of the Family Ungellidae. Pak. J. Biol. & Agric. Sc. 10 (1): 13-21.
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Timm, R. W.
1967
Nematode Parasites of the Coelomic Cavity of Earthworms. VIII. Four New Genera and Seven New Species of the Family Ungellidae