Octodrilus rucneri (Plisko & Zicsi, 1970)
(Fig. 4 A)
1970 Octolasium rucneri Plisko & Zicsi, Acta Zool. Hung., 16(3/4): 454. 1991 Octodrilus rucneri: Mršić, Acad. Sci. Art. Slov. (Hist. Nat.), 31: 418. 2012 Octodrilus rucneri: Csuzdi, Opusc. Zool. Budapest, 43: 97–99.
Ecological category. Anecic (oligohumic endogeic).
Habitat. Dry grasslands, olive groves.
Zoogeographical distribution type. Broad range endemism (Croatia and Northeast Italy).
Distribution in Croatia. Only in the Mediterranean region, mostly on the islands. Rucner & Rucner (1971): Osor; Plisko & Zicsi (1970): Merag; Šapkarev (1979): Veli Lošinj, Zadar; Hackenberger: Mali Lošinj.