Requested reference
Braud, S., Hervé, C. & Ledoux, J.-C. (2004). De araneis Galliae. I.4, Gnaphosa opaca Herman. Revue Arachnologique 15: 19. 
-- Show included taxa
Braud, S., Hervé, C. & Ledoux, J.-C. (2004). De araneis Galliae. I.4, Gnaphosa opaca Herman. Revue Arachnologique 15: 19. -- Show included taxa