Included taxa
Forster, R. R. (1955a). A new family of spiders of the sub-order Hypochilomorphae. Pacific Science 9: 277-285. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Gradungula sorenseni | Gradungulidae | 278, f. 1a-h, 2a-c (Dmf) | Gradungula sorenseni |
| Tarlina woodwardi | Gradungulidae | 282, f. 2d-g (Dj) | Gradungula woodwardi |
Genera
| Genus | Family | Page |
|---|---|---|
| Gradungula Forster, 1955 | Gradungulidae | 277 |