Pessoaella Righi 1988

Righi 1988. Pontoscolex (P.) pydanieli spec. nov. (Oligochaeta, Glossoscolecidae) and its parasite Pessoaella pontoscolecis gen. nov., spec. nov. (Eugregarinida, Aikinetocystidae). Studies on Neotropical Fauna and Environment, 23(2) 1988: 71-76