Requested reference
Gering, R. L. (1953). Sructure and function of the genitalia in some American agelenid spiders. Smithsonian Miscellaneous Collections 121(4): 1-84. -- Show included taxa
Gering, R. L. (1953). Sructure and function of the genitalia in some American agelenid spiders. Smithsonian Miscellaneous Collections 121(4): 1-84. -- Show included taxa