Octodrilus frivaldszkyi (Örley, 1885)

Lumbricus terrestris var. gigas Örley, 1881: 582 (non Dugès, 1828). Octolasium frivaldszkyi: Örley 1885: 17; Pop 1948: 80.

Octolasium racovitzai Pop, 1938: 149; Pop 1948: 85.

Octolasium racovitzai ( frivaldszkyi): Mihailova 1968: 133. Octodrilus frivaldszkyi: Zicsi 1986: 108; Pop 1989: 208.

Ecological group: anecic (Pop & Pop 2004).

Habitat: forest soils on limestone or dolomite (Pop & Pop 2004).

Zoogeographical distribution type: Dacian endemism (Csuzdi et al. 2011).

Distribution in Bulgaria: Presence of this species in Bulgaria is uncertain, probably misidentification. Southeastern Bulgaria, Haskovo (Mihailova 1968).