Requested reference
Jackson, A. R. (1934b). On a collection of spiders made in 1928 by Dr Sig. Thor in Spitzbergen. Norsk Entomologisk Tidsskrift 3: 332-354. 
-- Show included taxa
Jackson, A. R. (1934b). On a collection of spiders made in 1928 by Dr Sig. Thor in Spitzbergen. Norsk Entomologisk Tidsskrift 3: 332-354. -- Show included taxa