Included taxa
Levi, H. W. (1959c). The spider genus Latrodectus (Araneae, Theridiidae). Transactions of the American Microscopical Society 78(1): 7-43. doi:10.2307/3223799 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Latrodectus antheratus | Theridiidae | 38, f. 68 (f; misidentified per Abalos, 1980: 43) | Latrodectus curacaviensis |
| Latrodectus curacaviensis | Theridiidae | 38, f. 2-4, 16-18, 35-36, 52, 70-71 (mf, f f. 38 see Latrodectus antheratus; S of L. antheratus, L. carteri, L. cretaceus, L. flavodorsatus and L. foliatus; L. antheratus revalidated by Abalos, 1980: 43 with S of L. carteri, L. cretaceus and L. flavodorsatus) | Latrodectus curacaviensis |
| Latrodectus dahli | Theridiidae | 42, f. 11-12 (Df) | Latrodectus dahli |
| Latrodectus dotatus | Theridiidae | 26 (doubtful S of Latrodectus mactans, may be S of L. curacaviensis, taken as nomen dubium by Platnick) | Latrodectus dotatus |
| Latrodectus geometricus | Theridiidae | 21, f. 8-10, 25-28, 37, 39-51, 80-83 (mf, S of Latrodectus geometricus modestus, L. g. obscuratus and L. g. subalbicans) | Latrodectus geometricus |
| Latrodectus hesperus | Theridiidae | 28 (S, rejected) | Latrodectus mactans |
| Latrodectus hystrix | Theridiidae | 42, f. 13-14, 29-30, 32 (f) | Latrodectus hystrix |
| Latrodectus karrooensis | Theridiidae | 28 (S, rejected) | Latrodectus mactans |
| Latrodectus mactans | Theridiidae | 24, f. 1, 5-7, 15, 19-21, 53-67, 72-79 (mf; S of Latrodectus agoyangyang, L. albomaculatus = mactans albomaculatus, L. hahli, L. insularis lunulifer, L. luzonicus, L. mactans mexicanus, L. sagittifer and L. schuchi; S of L. katipo and L. katipo atritus, both revalidated by Forster, 1995a: 22, 23; S of Theridion melanozanthum and T. zebrinium, rejected by Vink et al., 2008: 599, see L. katipo; S of L. cinctus and L. stuhlmanni, L. cinctus revalidated by Lotz, 1994a: 28, incl. S of L. stuhlmanni) | Latrodectus mactans |
| Latrodectus mirabilis | Theridiidae | 39, f. 69 (f, S, rejected) | Latrodectus curacaviensis |
| Latrodectus pallidus | Theridiidae | 38, f. 22-24, 31, 33-34 (f, S of Latrodectus pallidus pavlovskii) | Latrodectus pallidus |
| Latrodectus pallidus immaculatus | Theridiidae | 38 (doubtful S of Latrodectus pallidus, taken as nomen dubium by Platnick) | Latrodectus pallidus immaculatus |
| Latrodectus renivulvatus | Theridiidae | 27 (S, rejected) | Latrodectus mactans |
| Latrodectus revivensis | Theridiidae | 28 (S, rejected) | Latrodectus mactans |
| Latrodectus tredecimguttatus | Theridiidae | 24 (S, rejected) | Latrodectus mactans |
| Latrodectus variegatus | Theridiidae | 38 (S, rejected) | Latrodectus curacaviensis |
| Latrodectus variolus | Theridiidae | 38, f. 2-4, 16-18, 35-36, 52, 70-71 (mf, in part) | Latrodectus curacaviensis |
Genera
No genus found for this reference