Palaeacarus hystricinus Trägårdh, 1932
Palaeacarus hystricinus Grandjean 1954, p. 199, figs 1-4, 5a-e.
Palaeacarus hystricinus Weigmann 2006, p. 66, figs 33c-f.
Parco Naturale delle Alpi Marittime: AB, FAG, PAL single records.
General distribution: Swiss, Austrian Alps; Holarctic. New record for Italy (unpublished record in the Tuscan– Emilian Apennines, Jacomini pers. comm.).
Habitat preferences: primarily silvicolous.