Abstract
Plinachtus aldabrensis new species, collected in Aldabra Atoll, and P. contortus new species, collected in Madagascar are described, and included in the dubius-group. The relationships with P. dubius Herrich-Schaeffer, and P. schoutedeni van Reenen are discussed. The adult dorsal habitus, and drawings of pronotum, and male genital capsule are provided, as is a key to the known species from Madagascar and Aldabra Atoll.References
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