Included taxa
Roth, V. D. (1981). A new genus of spider (Agelenidae) from California exhibiting a third type of leg autospasy. Bulletin of the American Museum of Natural History 170: 101-105. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Willisus gertschi | Cybaeidae | 103, f. 1-8 (Dmf) | Willisus gertschi |
Genera
| Genus | Family | Page |
|---|---|---|
| Willisus Roth, 1981 | Cybaeidae | 102 |