Requested reference
Platnick, N. I. (1990a). Spinneret morphology and the phylogeny of ground spiders (Araneae, Gnaphosoidea). American Museum Novitates 2978: 1-42. 
-- Show included taxa
Platnick, N. I. (1990a). Spinneret morphology and the phylogeny of ground spiders (Araneae, Gnaphosoidea). American Museum Novitates 2978: 1-42. -- Show included taxa