Taxa included

Simon, E. (1899a). Contribution a la faune de Sumatra. Arachnides recueillis par M. J.-L. Weyers, a Sumatra. Annales de la Société Entomologique de Belgique 43: 78–125.

Taxon
Oratemnus articulosus (Simon, 1899) (Pseudoscorpiones: Atemnidae) 120–121, Chelifer (Lamprochernes) articulosus
Lophochernes bifissus (Simon, 1899) (Pseudoscorpiones: Cheliferidae) 121–122, Chelifer bifissus
Xenolpium longiventer (L. Koch and Keyserling, 1886) (Pseudoscorpiones: Olpiidae) 121, Amblyolpium longiventer (L. Koch and Keyserling)
Geogarypus irrugatus (Simon, 1899) (Pseudoscorpiones: Geogarypidae) 122, Garypus irrugatus
Chthonius curvidigitatus Simon, 1899 (Pseudoscorpiones: Chthoniidae) 122–123, Chthonius curvidigitatus