Requested reference
Mikulska, I. (1963). Cryptic colored spiders in sand dunes of Hel Peninsula. Polskie Pismo Entomologiczne 33: 221-224. 
-- Show included taxa
Mikulska, I. (1963). Cryptic colored spiders in sand dunes of Hel Peninsula. Polskie Pismo Entomologiczne 33: 221-224. -- Show included taxa