Aporrectodea dubiosa (Örley, 1881)
Criodrilus dubiosus Örley, 1881: 603 .
Allolobophora dubiosa var. pontica Pop, 1938: 140; Mihailova 1968: 130. Nicodrilus dubiosus: Perel 1979: 209 .
Allolobophora dubiosa: Zicsi 1982: 427 .
Aporrectodea (Aporrectodea) dubiosa: Mršić & Šapkarev 1988: 29 .
Ecological group: amphibiotic endogeic (Szlavecz et al. 2010).
Habitat: floodplains, wet meadows in roots of Juncus sp. and other marsh plants (Mihailova 1968). Zoogeographical distribution type: Trans-Aegean (Csuzdi et al. 2011).
Distribution in Bulgaria: river banks in North Bulgaria, Varna province (Mihailova 1968).