Oecetis parva Banks, 1907
Little oecetis longhorn caddisfly
Taxonomy & Nomenclature
Synonym/s: Setodina parva Banks, 1907
Conservation Status
Globally Rediscovered [by implication]
According to Herrig & Shute (2002) Oecetis parva is possibly extinct, with its federal status being "GH". However, Rasmussen et al. (2008:31) report having collected 154 specimens from 8 different sites.
Distribution & Habitat
Alabama & Florida (including Osceola County), USA
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Banks, N. (1907). Descriptions of new Trichoptera. Proceedings of the Entomological Society of Washington 4: 117-132.
Other references:
Burington, Zachary L., Morse, John C. and McArthur, J. Vaun. (2012). Distribution and Variation of Oecetis parva (Trichoptera: Leptoceridae). Entomological News 122(1): 100-106. https://doi.org/10.3157/021.122.0116
Denson, D. R., Rasmussen, Andrew K. and Harris, Steven C. (2016). Caddisflies (Insecta: Trichoptera) of the Chipola River basin in Florida and southeast Alabama, USA: a faunistic survey. Check List 12(4), 1936.
Floyd, M. A. (1995). Larvae of the caddisfly genus Oecetis (Trichoptera: Leptoceridae) in North America. Bulletin of the Ohio Biological Survey, New Series, 10(3): 1-85.
Herrig, Jim and Shute, Peggy. (2002). Aquatic Animals and their Habitats, pp. 537-582. In: Wear, David N. and Greis, John G. (eds.). Southern forest resource assessment. Gen. Tech. Rep. SRS-53. Asheville, NC: U.S. Department of Agriculture, Forest Service, Southern Research Station, 635 pp.
Morse, John C. (1982). Trichoptera, pp. 51-71. In: Franz, R. (ed.). Invertebrates. Rare and Endangered Biota of Florida, vol. 6 (P.C.H. Pritchard, series editor). University Presses of Florida, Gainesville, Florida. 131 pp.
Morse, John C. (1993). A checklist of the Trichoptera of North America, including Greenland and Mexico. Transactions of the American Entomological Society 119(1): 47-93. https://www.jstor.org/stable/25058246
Morse, John C. (1994). Caddisflies (Class Insecta: Order Trichoptera) (with Introduction by M. Deyrup), pp. 501-569. In: M. Deyrup and R. Franz, editors, Rare and Endangered Biota of Florida, Volume IV: Invertebrates. (R.E. Ashton, Jr., Series Editor) University Press of Florida, Gainesville, Florida. 798 pp.
NatureServe. (2026). Oecetis parva: Little Oecetis Longhorn Caddisfly. NatureServe Network Biodiversity Location Data accessed through NatureServe Explorer [web application]. NatureServe, Arlington, Virginia. Available at: https://explorer.natureserve.org/ [Accessed on 3 October 2026]
Pescador, M. L., Rasmussen, Andrew K. and Harris, Steven C. (2004). Identification manual for the caddisfly (Trichoptera) larvae of Florida. Revised Edition. Report to the State of Florida Department of Environmental Protection, Tallahassee, Florida, contract numbers WM715. 136 pp.
Rasmussen, Andrew K., Denson, Dana R. and Harris, Steven C. (2008). Status of caddisflies (Insecta: Trichoptera) in greatest conservation need in Florida. Final report to the Florida Fish and Wildlife Conservation Commission. 56 pp.
Rasmussen, Andrew K., Denson, Dana R., Orfinger, Alexander B. and Harris, Steven C. (2025). Diversity and distribution of the Trichoptera of Florida, United States, with descriptions of five new species. ZooKeys 1263: 389-439. https://doi.org/10.3897/zookeys.1263.147317
Schweitzer, D. F. (1989). A review of category 2 Insecta in USFWS Regions 3, 4, 5. Report prepared for United States Fish and Wildlife Service, Newton Corner Regional Office, Newton Corner, MA, 150 pp.
USFWS (U.S. Fish and Wildlife Service). (2011). Endangered and threatened wildlife and plants; partial 90-day finding on a petition to list 404 species in the southeastern United States as threatened or endangered with critical habitat. Federal Register 76(187):59836-59862.
Wiggins, G. B. (1977). Larvae of the North American caddisfly genera (Trichoptera). Univ. Toronto Press, Toronto, Canada. 401 pp.