Included taxa
Jackson, A. R. (1934b). On a collection of spiders made in 1928 by Dr Sig. Thor in Spitzbergen. Norsk Entomologisk Tidsskrift 3: 332-354. 
Species
| Species | Family | Page / figures | published as |
|---|---|---|---|
| Erigone arctica palaearctica | Linyphiidae | 336, f. 13-14 (mf; here per Holm, 1956: 464) | Erigone arctica |
| Erigone psychrophila | Linyphiidae | 337, f. 16 (f) | Erigone psychrophila |
| Erigone tirolensis | Linyphiidae | 336, f. 15 (f) | Erigone tirolensis |
| Erigone whymperi | Linyphiidae | 337, f. 17 (f) | Erigone whymperi |
| Hahnia ononidum | Hahniidae | 342, f. 10-12 (f, misidentified) | Hahnia helveola |
| Mecynargus borealis | Linyphiidae | 339, f. 1-2, 7 (mf) | Typhochrestus borealis |
| Mecynargus borealis | Linyphiidae | 339, f. 3, 6, 8 (Dmf) | Typhochraestus borealis thori |
| Semljicola obtusus | Linyphiidae | 342, f. 9 (Df) [urn:lsid:nmbe.ch:spidersp:059895] | Typhochrestus septentrionalis |
Genera
No genus found for this reference