Tetrix fuliginosa (Zetterstedt, 1828)

Tetrix fuliginosa: Bey-Bienko & Mistshenko, 1951: 94; Mistshenko, 1971: 575; Matis & Glushkova, 1973: 121; Matis et al., 1977: 135; Berman et al., 1989: 86; Ryabukhin & Zasypkina, 2005: 306; Ermakova, 2011: 19; Storozhenko & Akulova, 2011: 12.

Acridium fuliginosum: Miram, 1931: 46; Miram, 1933: 44.

Remarks. This species occupies humid moss habitats in the forest-tundra and north taiga zones of Europe and Asia. Nymphs and all instars immature stay in winter in the soil and the upper layer of the moss (Berman et al., 1989). In Beringia, it occurs in Northeast Yakutia, Chukotka, Magadan region, and Kamchatka.