References for species Theridion pigrum Keyserling, 1886

Species Reference Comment Distribution
Theridion pigrum Keyserling 1886b: 232, pl. 20, f. 287
(PDF not available.)  (Df). Brazil
Theridion pigrum Levi 1963c: 584, f. 254-255
(PDF not available.)  (f).  
None noted here.
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