Sponsors
Kaston, B. J. (1970). Comparative biology of American black widow spiders. Transactions of the San Diego Society of Natural History 16: 33-82.
| Taxon | |
|---|---|
| Latrodectus mactans (Fabricius, 1775) (Theridiidae) | 37, f. 2, 12, 13a-d, g, i, k (mf), Latrodectus mactans |
| Latrodectus variolus Walckenaer, 1837 (Theridiidae) | 38, f. 14a-b, f (mf), Latrodectus variolus |
| Latrodectus hesperus Chamberlin & Ivie, 1935 (Theridiidae) | 39, f. 11a-h, 13e, f, h (removed mf from S, S), Latrodectus hesperus |
Sponsors