Included taxa
Chamberlin, R. V. & Ivie, W. (1939b). New tarantulas from the southwestern states. Bulletin of the University of Utah 29(11): 1-17. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Aphonopelma iodius | Theraphosidae | 7, f. 3 (Dm; N.B.: specific name is a neuter comparative adjective) | Delopelma iodius |
| Aphonopelma iodius | Theraphosidae | 5, f. 1-2 (Dmf; N.B.: specific name is a neuter comparative adjective) [urn:lsid:nmbe.ch:spidersp:057170] | Delopelma melanius |
| Aphonopelma marxi | Theraphosidae | 8 (Dm) [urn:lsid:nmbe.ch:spidersp:057172] | Delopelma simulatum |
| Aphonopelma moderatum | Theraphosidae | 9, f. 5 (Dm) | Delopelma moderatum |
| Aphonopelma radinum | Theraphosidae | 4, f. 6, 10-11 (Dm) | Delopelma radinum |
| Aphonopelma vorhiesi | Theraphosidae | 7, f. 4, 12-13 (Dm) | Delopelma vorhiesi |
| Calisoga centronetha | Nemesiidae | 3, f. 7-9 (Dm) | Hesperopholis centronethus |
Genera
| Genus | Family | Page |
|---|---|---|
| Hesperopholis Chamberlin & Ivie, 1939 | Nemesiidae | 3 |