De Ley, P. & Coomans, A. (1994). Terrestrial Nematodes from the Galápagos Archipelago IV: The genus Plectus Bastian, 1865, with description of three new species (Leptolaimina: Plectidae). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique. 64: 43-70.
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De Ley, P. & Coomans, A.
1994
Terrestrial Nematodes from the Galápagos Archipelago IV: The genus Plectus Bastian, 1865, with description of three new species (Leptolaimina: Plectidae)
Bulletin de l'Institut Royal des Sciences Naturelles de Belgique