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Caddisfly Species Dicosmoecus atripes (October Caddis)

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This species was originally very important on its own, but now another important former species, Dicosmoecus jucundus, is considered a synonym (Synonym: A former name of a taxon, usually a species. Entomologists frequently discover that two insects originally described as different species are one in the same, and they drop one of the names. The dropped name is said to be a synonym of the remaining name. These changes take a while to trickle into the common knowledge of anglers; for example, Baetis vagans is now a synonym of Baetis tricaudatus.) of atripes. This extends its range and amplifies its value.  

Where & When


Region: West

Time Of Year (?): September and October

This species known to be important in California, Utah, originally, and in Montana and Alaska with the new synonym (Synonym: A former name of a taxon, usually a species. Entomologists frequently discover that two insects originally described as different species are one in the same, and they drop one of the names. The dropped name is said to be a synonym of the remaining name. These changes take a while to trickle into the common knowledge of anglers; for example, Baetis vagans is now a synonym of Baetis tricaudatus.).

Pictures of 1 Caddisfly Specimen in the Species Dicosmoecus atripes:

Female Dicosmoecus atripes (October Caddis) Caddisfly AdultFemale Dicosmoecus atripes (October Caddis) Caddisfly Adult View 6 PicturesThis specimen is 26 mm.
- Entoman
Collected September 27, 2013 from the St. Joe River in Idaho
Added to Troutnut.com by Entoman on September 29, 2013

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