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Chamberlin, R. V. (1921b). On some arachnids from southern Utah. The Canadian Entomologist 53(11): 245-247. doi: 10.4039/Ent53245-11
| Taxon | |
|---|---|
| Philodromus infuscatus utus Chamberlin, 1921 (Philodromidae) | 245, pl. 10, f. 6 (Df), Philodromus utus Original description |
| Physocyclus tanneri Chamberlin, 1921 (Pholcidae) | 245, pl. 10, f. 1-3 (Df), Physocyclus tanneri Original description |
| Physocyclus cornutus Banks, 1898 (Pholcidae) | 247, pl. 10, f. 5 (f), Physocyclus cornutus |
| Physocyclus globosus (Taczanowski, 1874) (Pholcidae) | 247, pl. 10, f. 4 (f), Physocyclus globosus |
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