Requested reference
Heimer, S. (1987b). Some remarks on Stemmops orsus Levi, 1964 (Arachnida, Araneae, Theridiidae). Entomologische Abhandlungen, Staatliches Museum für Tierkunde Dresden 51: 75-76. 
-- Show included taxa
Heimer, S. (1987b). Some remarks on Stemmops orsus Levi, 1964 (Arachnida, Araneae, Theridiidae). Entomologische Abhandlungen, Staatliches Museum für Tierkunde Dresden 51: 75-76. -- Show included taxa