Requested reference
Hayashi, T. (1984). Drassodes lapidosus (Walckenaer, 1802) and Haplodrassus signifer (C. L. Koch, 1839). Atypus 85: 9-18. -- Show included taxa
Hayashi, T. (1984). Drassodes lapidosus (Walckenaer, 1802) and Haplodrassus signifer (C. L. Koch, 1839). Atypus 85: 9-18. -- Show included taxa