Taxa included

Sato, H. (1991a). [Pseudoscorpiones]. In: Aoki, J. (ed.) [Pictorial keys to soil animals of Japan] Tokai University Press, Tokai: 64–69.

Taxon
Lagynochthonius nagaminei (Sato, 1983) (Pseudoscorpiones: Chthoniidae) 22, fig. 67–2, Lagynochthonius nagaminei (Sato)
Tyrannochthonius japonicus (Ellingsen, 1907) (Pseudoscorpiones: Chthoniidae) 22, fig. 67–1, Tyrannochthonius (Tyrannochthonius) japonicus (Ellingsen)
Allochthonius (Allochthonius) borealis Sato, 1984 (Pseudoscorpiones: Pseudotyrannochthoniidae) 22, fig. 66–4, Allochthonius (Allochthonius) borealis Sato
Allochthonius (Allochthonius) opticus (Ellingsen, 1907) (Pseudoscorpiones: Pseudotyrannochthoniidae) 22, fig. 66–3, Allochthonius (Allochthonius) opticus (Ellingsen)
Ditha (Ditha) ogasawarensis Sato, 1981 (Pseudoscorpiones: Chthoniidae) 22, fig. 66–1, Ditha (Ditha) ogasawarensis
Parobisium flexifemoratum (Chamberlin, 1930) (Pseudoscorpiones: Neobisiidae) 22, fig. 67–4, Neobisium (Parobisium) flexifemoratum
Parobisium magnum (Chamberlin, 1930) (Pseudoscorpiones: Neobisiidae) 22, fig. 67–3, Neobisium (Parobisium) magnum
Bisetocreagris japonica (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 23, fig. 68–4, Microcreagris japonica Ellingsen
Bisetocreagris pygmaea (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 23, fig. 69–1, Microcreagris pygmaea
Microcreagris macropalpus Morikawa, 1955 (Pseudoscorpiones: Neobisiidae) 23, fig. 69–2, Microcreagris macropalpus Morikawa
Microbisium pygmaeum (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 23, fig. 68–2, Microbisium pygmaeum (Ellingsen)
Pararoncus japonicus (Ellingsen, 1907) (Pseudoscorpiones: Syarinidae) 23, fig. 68–3, Roncus japonicus (Ellingsen)
Parobisium anagamidense (Morikawa, 1957) (Pseudoscorpiones: Neobisiidae) 23, fig. 68–1 (as Neobisium (Parobisium) anagamidensis), Neobisium (Parobisium) anagamidense