Requested reference
Wegner, G. S. (1994). Sac spiders. Natl. Pest Control Assoc. techn. Release, ESPC 039171-039176. 
-- Show included taxa
Wegner, G. S. (1994). Sac spiders. Natl. Pest Control Assoc. techn. Release, ESPC 039171-039176. -- Show included taxa