Owa, S. O. (1998). Taxonomy of five polytoreutoid earthworm genera and three new species from Nigeria (Oligochaeta: Eudrilidae). Durban Museum Novitates. 23(1): 29-38.
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Owa, S. O.
1998
Taxonomy of five polytoreutoid earthworm genera and three new species from Nigeria (Oligochaeta: Eudrilidae)