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Emerton, J. H. (1877). Descriptions of two new spiders from Colorado. Bulletin of the U. S. Geological Survey 3: 528-529.
| Taxon | |
|---|---|
| Aculepeira packardi (Thorell, 1875) (Araneidae) | 528, (Df; preoccupied by Latreille, 1806, see Micrathena spinosa) [urn:lsid:nmbe.ch:spidersp:058430], Epeira aculeata |
| Orodrassus coloradensis (Emerton, 1877) (Gnaphosidae) | 528, (Dmf), Drassus coloradensis Original description |
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