Opius caudifer Fischer, 1958
Opius caudifer Fischer, 1958a: 295 (original description).
The holotype is deposited in NMPC (general collection):
HOLOTYPE (♀): ‘ Bohemia or. / Velký Vřešťov / 25.vi.53 Bouček [p] // Typus [p, red label] // Opius / caudifer / sp.n. [hw, blue ink] / det. Fischer // Mus. Nat.Pragae / Inv [p]. 3227 [hw,orange label]’ (Fig. 17).
Current status. Junior synonym of Opius longicornis Thomson, 1895 (see FIsCHER 1995, YU et al. 2016).
Distribution. Austria, Czech Republic, Finland, France, Germany, Hungary, Italy, Lithuania, Romania, Russia, Slovenia, Spain, Sweden, United Kingdom (see YU et al. 2016).