Included taxa
Chamberlin, R. V. (1920a). New spiders from Utah. The Canadian Entomologist 52: 193-201. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Agyneta uta | Linyphiidae | 196, f. 20.4 (Dm) | Microneta uta |
| Anyphaena pacifica | Anyphaenidae | 200, f. 22 (6) (Df) | Anyphaena intermontana |
| Collinsia clypiella | Linyphiidae | 199, f. 22.1-3 (Dm) | Catabrithorax clypiellus |
| Collinsia clypiella | Linyphiidae | 200, f. 22.4-5 (Dm) | Catabrithorax ceuthus |
| Drassyllus lamprus | Gnaphosidae | 193, f. 19.3 (Df) | Zelotes lampra |
| Helophora orinoma | Linyphiidae | 195, f. 20.3 (Dmf) | Bathyphantes phylax |
| Incestophantes lamprus | Linyphiidae | 195, f. 20.1-2 (Df) | Lepthyphantes lamprus |
| Pityohyphantes hesperus | Linyphiidae | 194, f. 19.4., 20.1-2 (Dm) | Linyphia hespera |
| Spirembolus vallicolens | Linyphiidae | 198, f. 21 (Dm) | Spirembolus vallicolens |
| Zelotes fratris | Gnaphosidae | 193, f. 19.1 (Dm) | Zelotes fratris |
| Zelotes tuobus | Gnaphosidae | 193, f. 19.2 (m) | Zelotes tuobus |
| Zornella cryptodon | Linyphiidae | 196, f. 21.1-3 (Dmf) | Diplocephalus cryptodon |
Genera
| Genus | Family | Page |
|---|---|---|
| Spirembolus Chamberlin, 1920 | Linyphiidae | ? |