Trichoptera: Hydroptilidae of Gunnison County, ColoradoOchrotrichia logana
Purse Making caddisfly, Microcaddisfly (Ross, 1941)
Updated 29 January 2026
TSN 115747
Good Links
On this website:
Introduction to Hydroptilidae
Introduction to Ochrotrichia
Other Websites:
Photos, Map, Taxon Identifier Numbers - from the Global Biodiversity Information Facility Ochrotrichia logana at GBIF
Photos, Map, Museum specimens, DNA - Barcodinglife.org
References
Blickle,RL 1979 Hydroptilidae (Trichoptera) of America North of Mexico. Bulletin of the University of New Hampshire Agricultural Experiment Station 509:1-97. PDF
Blinn,DW and Ruiter,DE 2006 Tolerance values of stream caddisflies (Trichoptera) in the lower Colorado river basin, USA. The Southwestern Naturalist 51(3):326-337. Abstract
Denning,DG and Blickle,RL 1972 A review of the genus Ochrotrichia (Trichoptera: Hydroptilidae). Annals of the Entomological Society of America, 65(1), 141-151. Abstract
Flint Jr,OS and Herrmann,SJ 1976 The description of, and environmental characterization for, a new species of Ochrotrichia from Colorado (Trichoptera: Hydroptilidae). Annals of the Entomological Society of America, 69(5), pp.894-898.
Abstract: "The male and female sex of the new species Ochrotrichia (O.) susanae are described and figured, and notes on the larvae and cases are given. Data on physicochemical characteristics of the environment and life-cycle of the species are presented."
Herrmann,SJ; Ruiter,DE and Unzicker,JD 1986 Distribution and records of Colorado Trichoptera. Southwestern Naturalist 31(4), 421-457.
Shows this species is present in Gunnison County
Ross,HH 1941 Descriptions and records of North American Trichoptera. Transactions of the American Entomological Society 67:35-126.
Described as Polytrichia logana.
Zuellig,RE; Heinold,BD; Kondratieff,BC and Ruiter,DE 2012 Diversity and Distribution of Mayflies (Ephemeroptera), Stoneflies (Plecoptera), and Caddisflies (Trichoptera) of the South Platte River Basin, Colorado, Nebraska, and Wyoming, 1873-2010. U.S. Geological Survey Data Series 606, 257 p. PDF - caution 46MB
Quote from page 75: "Ochrotrichia species are known from both permanent and temporary habitats (Ross, 1944). In the SPRB, this was the only Ochrotrichia species reported from both permanent and temporary habitats." The elevation range is 5,400-8,250 feet and the adults emerge from June-September.
|