Taxa included

Kovoor, J. (1987). Comparative structure and histochemistry of silk-producing organs in arachnids. In: Nentwig, W. (ed.) Ecophysiology of spiders Springer-Verlag, Berlin: 160–186.

Taxon
Chthonius ischnocheles (Hermann, 1804) (Pseudoscorpiones: Chthoniidae) 161, 166, Chthonius ischnocheles (Hermann)
Serianus carolinensis Muchmore, 1968 (Pseudoscorpiones: Garypinidae) 161, Serianus carolinensis
Neobisium (Neobisium) maritimum (Leach, 1817) (Pseudoscorpiones: Neobisiidae) 165, Neobisium maritimum (Leach)
Hysterochelifer meridianus (L. Koch, 1873) (Pseudoscorpiones: Cheliferidae) 166, Hysterochelifer meridianus (L. Koch)
Cheiridium museorum (Leach, 1817) (Pseudoscorpiones: Cheiridiidae) 166, (as Cheridium [sic] museorum), Cheiridium museorum (Leach)