Included taxa
Gertsch, W. J. (1941a). Report on some arachnids from Barro Colorado Island, Canal Zone. American Museum Novitates 1146: 1-14. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Anapis keyserlingi | Anapidae | 4, f. 5-8, 13 (Df) | Anapis keyserlingi |
| Anapisona furtiva | Anapidae | 8, f. 28 (Dmf) | Anapisona furtiva |
| Anapisona simoni | Anapidae | 6, f. 1-4, 27 (Dmf) | Anapisona simoni |
| Anapistula secreta | Symphytognathidae | 2, f. 14-17 (Df) | Anapistula secreta |
| Lygromma chamberlini | Prodidomidae | 12, f. 23-25 (Dmf) | Lygromma chamberlini |
| Modisimus dilutus | Pholcidae | 11, f. 29-30 (Dmf) | Modisimus dilutus |
| Monoblemma unicum | Tetrablemmidae | 10, f. 9-12 (Dm) | Monoblemma unica |
| Scaphiella barroana | Oonopidae | 10, f. 20-22 (Dmf) | Scaphiella barroana |
| Scaphiella williamsi | Oonopidae | 11, f. 18-19 (Dm) | Scaphiella williamsi |
| Sparianthis chickeringi | Sparassidae | 12, f. 33 (Df) | Tentabunda chickeringi |
| Theotima centralis | Ochyroceratidae | 11, f. 26 (Dmf) | Oonopinus centralis |
Genera
| Genus | Family | Page |
|---|---|---|
| Anapisona Gertsch, 1941 | Anapidae | 4 |
| Anapistula Gertsch, 1941 | Symphytognathidae | 2 |
| Monoblemma Gertsch, 1941 | Tetrablemmidae | 8 |