Levi, H. W. (1961). Evolutionary trends in the development of palpal sclerites in the spider family Theridiidae. Journal of Morphology 108: 1-10.
| Taxon | |
|---|---|
| Cryptachaea porteri (Banks, 1896) (Theridiidae) | 5, f. 7 (m), Achaearanea porteri |
| Dipoena appalachia Levi, 1953 (Theridiidae) | 5, f. 8-9 (m), Dipoena appalachia |
| Emertonella emertoni (Bryant, 1933) (Theridiidae) | 5, f. 5 (m), Euryopis emertoni |
| Enoplognatha ovata (Clerck, 1757) (Theridiidae) | 5, f. 11 (m), Enoplognatha ovata |
| Hentziectypus globosus (Hentz, 1850) (Theridiidae) | 5, f. 6 (m), Achaearanea globosa |
| Paratheridula perniciosa (Keyserling, 1886) (Theridiidae) | 5, f. 3 (Tmf from Theridion), Paratheridula perniciosa |
| Theridion murarium Emerton, 1882 (Theridiidae) | 5, f. 10 (m), Theridion murarium |
| Theridula emertoni Levi, 1954 (Theridiidae) | 5, f. 4 (m), Theridula emertoni |