Requested reference
Song, D. X. & Qiu, Q. H. (1987). On the classification of theridiid spiders (Araneida: Theridiidae). Journal of Shaanxi Teachers University 1987(3): 74-83. doi:10.15983/j.cnki.jsnu.1987.03.015 
-- Show included taxa
Song, D. X. & Qiu, Q. H. (1987). On the classification of theridiid spiders (Araneida: Theridiidae). Journal of Shaanxi Teachers University 1987(3): 74-83. doi:10.15983/j.cnki.jsnu.1987.03.015 -- Show included taxa