Included taxa
Chamberlin, R. V. (1933a). Four new spiders of the family Gnaphosidae. American Museum Novitates 631: 1-7. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Gnaphosa antipola | Gnaphosidae | 4, f. 5-7 (Dmf) | Gnaphosa antipola |
| Gnaphosa borea | Gnaphosidae | 2, f. 3-4 (Dm) [urn:lsid:nmbe.ch:spidersp:055934] | Gnaphosa mima |
| Gnaphosa brumalis | Gnaphosidae | 3, f. 1-2 (m) | Gnaphosa brumalis |
| Gnaphosa californica | Gnaphosidae | 2 | Cylphosa gosoga |
| Haplodrassus signifer | Gnaphosidae | 5, f. 10 (f; misidentified per Platnick & Shadab, 1975b: 12) | Haplodrassus altanus |
| Haplodrassus stuxbergi | Gnaphosidae | 5, f. 8-9 (Dm; f see Haplodrassus signifer) [urn:lsid:nmbe.ch:spidersp:058450] | Haplodrassus altanus |
| Urozelotes rusticus | Gnaphosidae | 6, f. 11-12 (Dm) [urn:lsid:nmbe.ch:spidersp:056821] | Haplodrassus magister |
Genera
| Genus | Family | Page |
|---|---|---|
| Cylphosa Chamberlin, 1939 | Gnaphosidae | 2 |