Serbiona mehadiensis mehadiensis (Rosa, 1895)
Allolobophora mehadiensis Rosa, 1895: 3; Pop 1943: 14; Zicsi 1968a: 160; Zicsi 1991: 187. Helodrilus (Allolobophora) mehadiensis: Michaelsen 1900: 485 .
Allolobophora mehadiensis f. typica: Pop 1949: 448.
Allolobophora mehadiensis mehadiensis: Pop 1978: 255; Zicsi 1982: 445. Serbiona mehadiensis mehadiensis: Mršić 1991: 185 .
Allolobophora (s.l.) mehadiensis: Csuzdi & Zicsi 2003: 63 .
Habitat: lives predominantly in mineral layers of the soil (Mršiċ 1991).
Zoogeographical distribution type: Larger endemism (Mršiċ 1991). Distribution in Bulgaria: occurs in South Bulgaria (Mihailova 1964).