Requested reference
Peckham, G. W. & Peckham, E. G. (1894a). Spiders of the Marptusa group. Occasional Papers of the Natural History Society of Wisconsin 2(2): 83-156. 
-- Show included taxa
Peckham, G. W. & Peckham, E. G. (1894a). Spiders of the Marptusa group. Occasional Papers of the Natural History Society of Wisconsin 2(2): 83-156. -- Show included taxa