Included taxa
Brazil, V. & Vellard, J. (1926). Contribuição ao estudo do veneno das aranhas (continuação) (segunda memoria) Lycosa raptoria–Ctenus nigriventer–genero Latrodectus–genero Grammostola–Lasiodora curtior e Acanthoscuria sternalis. Memórias do Instituto Butantan 3: 243-299, Pl. 12-22. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Latrodectus geometricus | Theridiidae | 266, pl. 22, 2 unnumbered figs. (mf) | Latrodectus geometricus |
| Latrodectus mactans | Theridiidae | 266, pl. 22, unnumbered fig. (f) | Latrodectus mactans |
Genera
No genus found for this reference