Hypochthonius luteus Oudemans, 1917

Hypochthonius luteus Weigmann 2006, p. 103, figs 53d, e.

Parco Naturale delle Alpi Marittime: AB single records.

General distribution: Northern, southern Italy; Italian, Swiss, Austrian Alps; Holarctic, New Zealand.

Habitat preferences: xerophilous.

Hypochthonius rufulus C.L. Koch, 1835

Hypochthonius rufulus Weigmann 2006, p. 103, fig 53c.

Hypochthonius rufulus Seniczak et al. 2009, p. 379, figs 7, 8.

Parco Naturale delle Alpi Marittime: AB, FRA sparse, FAG very numerous.

General distribution: Northern, southern Italy; Italian, Swiss, Austrian Alps; semicosmopolitan.

Habitat preferences: euryoecious, primarily silvicolous; mesohygrophilous.