The present catalogue lists data for a total of 176 specimens belonging to 18 species in the pseudoscorpion collection of the Czech arachnologist František Miller (1902-1983), housed in the National Museum in Prague. The material was collected during 1940-1976 in the modern-day Czech Republic and Slovakia.
For these two countries, especially noteworthy items are species such as Mesochelifer ressli, Rhacochelifer euboicus, Neobisium brevidigitatum and Neobisium cf. jugorum.