Taxa included

Takashima, H. (1947a). [Studies on Japanese pseudoscorpions. I]. Acta Arachnologica 10: 9–31.

Taxon
Microcreagris Balzan, 1892 (Pseudoscorpiones: Neobisiidae) 25–26, Microcreagris
Bisetocreagris brevidigitata (Chamberlin, 1930) (Pseudoscorpiones: Neobisiidae) 26–27, Microcreagris brevidigitata
Bisetocreagris japonica (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 27–28, Microcreagris japonica Ellingsen
Microcreagris formosana Ellingsen, 1912 (Pseudoscorpiones: Neobisiidae) 28–29, Microcreagris formosana Ellingsen
Microcreagris granulata Ellingsen, 1907 (Pseudoscorpiones: Neobisiidae) 28, Microcreagris granulata
Microcreagris cyclica Kishida, 1928 (Pseudoscorpiones: Neobisiidae) 28, Microcreagris cyclica
Bisetocreagris pygmaea (Ellingsen, 1907) (Pseudoscorpiones: Neobisiidae) 29, Microcreagris pygmaea
Microcreagris pusilla Beier, 1937 (Pseudoscorpiones: Neobisiidae) 29, Microcreagris pusilla