Clubiona marna is a species of spider in the spider family Clubionidae.Encyclopedia of Life: Species recognized by Integrated Taxonomic Information System (ITIS), http://eol.org/pages/1203334/overview, accessed 11 Jan 2018. It was first circumscribed in 1966.
The species closely resembles Clubiona mimula. The females are about 1/4th of an inch (5.75 mm) in length, and the males are smaller, about 1/5th inch (4.78 mm) in length. Its carapace and appendages are pale yellowish brown, and its abdomen is reddish brown covered with fine hairs.
The female holotype was collected in Cedar Grove, Kings River Canyon, Tulare County, California in July, 1952. Its range includes San Francisco County, Marin County, Nevada County, and Santa Clara County in California.
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