An overview of Estonian woodlice (Isopoda, Oniscidea).

An overview of the Estonian terrestrial isopod fauna is given, based on literature data and material collected from 1984 to 2021. The identified material consisted of 10915 specimens belonging to 14 species and collected from 172 localities throughout Estonia. In combination with previous data from the literature data, there are now reliable records of 16 species of woodlice from Estonia.

An update to the distribution of invasive Escherich in northern Europe, with an overview of other records of Estonian synanthropic bristletails (Insecta: Zygentoma).

Background: Previously, two species of Zygentoma have been reported as synanthropic in Estonia ( Linnaeus, 1758 and (Packard, 1873)). Escherich, 1905 is an invasive species that is currently expanding its range in Europe, but had no published records from the northern Baltic Region.

New Information: was first found in Estonia in 2018.

The first Nearctic record of the genus (Pseudoscorpiones: Cheiridiidae), with description of sp. n.

Background: The genus Beier, 1932 currently contains seven Neotropical (including Caribbean) and two Afrotropical species, with no Nearctic records.

New Information: An undescribed species of from South Carolina was discovered in the Ohio State University Acarology Collection and is described as , n. sp.

A synopsis of Estonian myriapod fauna (Myriapoda: Chilopoda, Diplopoda, Symphyla and Pauropoda).

The data on Estonian Myriapoda are scattered in various publications and there has been no overview of the fauna up to the present. A critical summary of the previous information on Estonian Myriapoda is given, supplemented by new records and distribution maps. Altogether, 5784 specimens from 276 collecting sites were studied.