Requested reference
Williams, S. H. & Locket, G. H. (1982). The occurrence of Apostenus fuscus Westring (Clubionidae) in Britain. Bulletin of the British Arachnological Society 5: 408-409. 
-- Show included taxa
Williams, S. H. & Locket, G. H. (1982). The occurrence of Apostenus fuscus Westring (Clubionidae) in Britain. Bulletin of the British Arachnological Society 5: 408-409. -- Show included taxa