Taxa included

Goddard, S.J. (1976b). Population dynamics, distribution patterns and life cycles of Neobisium muscorum and Chthonius orthodactylus (Pseudoscorpiones: Arachnida). Journal of Zoology, London 178: 295–304.

Taxon
Obisium muscorum Leach, 1817 (Pseudoscorpiones: Cheliferidae) 295–298, 300–301, figs 1, 3, Neobisium muscorum (Leach)
Pselaphochernes dubius (O. Pickard-Cambridge, 1892) (Pseudoscorpiones: Chernetidae) 296, Allochernes dubius (O. Pickard-Cambridge)
Chthonius orthodactylus (Leach, 1817) (Pseudoscorpiones: Chthoniidae) 298–302, figs 2, 4, Chthonius orthodactylus (Leach)