Taxa included

Nakajima, H., Takano, M., Sato, H. & Tashiro, A. (1991). [Faunistic data of moths, myriapods, and pseudoscorpions in the Tanzawa area, Japan]. Proceedings of the Society of Private High School in Kanagawa-ken 3: 1–17.

Taxon
Bisetocreagris japonica (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 16, Microcreagris japonica Ellingsen
Megachernes ryugadensis Morikawa, 1954 (Pseudoscorpiones: Chernetidae) 16, (as Magachernes [sic] ryugadensis), Megachernes ryugadensis
Tyrannochthonius japonicus (Ellingsen, 1907) (Pseudoscorpiones: Chthoniidae) 16, Tyrannochthonius japonicus (Ellingsen)
Allochthonius (Allochthonius) opticus (Ellingsen, 1907) (Pseudoscorpiones: Pseudotyrannochthoniidae) 16, Allochthonius opticus (Ellingsen)
Dactylochelifer shinkaii Sato, 1982 (Pseudoscorpiones: Cheliferidae) 16, (as Dactylochernes [sic] skinkaii [sic]), Dactylochelifer shinkaii
Microbisium pygmaeum (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 16, Microbisium pygmaeum (Ellingsen)
Haplochernes boncicus (Karsch, 1881) (Pseudoscorpiones: Chernetidae) 16, Haplochernes boncicus (Karsch)
Pararoncus japonicus (Ellingsen, 1907) (Pseudoscorpiones: Syarinidae) 16, Roncus japonicus (Ellingsen)
Parobisium magnum (Chamberlin, 1930) (Pseudoscorpiones: Neobisiidae) 16, Neobisium magnum Chamberlin