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Trichoptera: Limnephilidae of Gunnison County, Colorado

Amphicosmoecus canax

(Ross, 1947)
Updated 11 Nov 2012
TSN 116254

This is the only species in this genus. It is found in western and northern North America. It has two cases. One is a distinctive hollowed out twig with a few pieces of wood on the end, the other is built entirely from small pieces of wood.

Good Links

On this website:
Limnephilidae Introduction

Other Websites:
Photos, Map, Museum specimens, DNA - Barcodinglife.org

Illustration - University of Alberta Entomology Collection Species page
     Has description, habitat information, range and more.


Blinn,DW and Ruiter,DE 2006Tolerance values of stream caddisflies (Trichoptera) in the lower Colorado river basin, USA. The Southwestern Naturalist 51(3):326-337. Abstract

Nimmo, AP 1965 A new species of Psychoglyha Ross from western Canada, with notes on several other species of Limnephilidae (Trichoptera). Canadian Journal of Zoology 43 (5): 781-787.

Nimmo, AP 1971 The adult Rhyacophilidae and Limnephilidae (Trichoptera) of Alberta and Eastern British Colombia and their post-glacial origin. Quaestiones Entomologicae 7:3-234.

Ross,HH 1947 Descriptions and records of North American Trichoptera, with synoptic notes. Transactions of the American Entomological Society 73:105-124.
     Described as Dicosmoecus canax.

Schmid,F 1955 Contribution à l'étude des Limnophilidae (Trichoptera). Mitteilungen der Schweizerischen Entomologischen Gesellschaft 28.
     Moved this species into the genus Amphicosmoecus.

Brown,WS 2005 Trichoptera (Caddisflies) of Gunnison County, Colorado, USA