Species

Alloperla thalia Ricker, 1952

Rocky Mountain Sallfly

Nomenclature (5)

Alloperla (Alloperla) thalia Ricker, 1952: 178.
Holotype; male; INHS Plecoptera 1450; deposited at: Illinois Natural History Survey (INHS); United States: Montana: Central Park Bridge to Cameron Bridge Gallatin Co., Montana June 17-18, 1949 Coll. R. Horswell
Alloperla thalia Ricker, 1952 in Baumann & Kondratieff, 2008: 71.

Alloperla thalia Ricker, 1952 in Zuellig, Heinold, Kondratieff & Ruiter, 2012: 42.
Alloperla thalia Ricker, 1952 in Baumann, Sheldon & Bottorff, 2017: 54.

Baumann, R.W. & Kondratieff, B.C. (2008) The Alloperla severa complex (Plecoptera: Chloroperlidae) of western North America. Illiesia: International Journal of Stonefly Research, 4(6), 66–75. Available at http://illiesia.speciesfile.org/papers/Illiesia04-06.pdf
Baumann, R.W., Sheldon, A.L. & Bottorff, R.L. (2017) Stoneflies (Plecoptera) of Nevada. Monographs of the Western North American Naturalist, 10(1), 1–138. Available at http://doi.org/10.3398/042.010.0101

Ricker, W.E. (1952) Systematic Studies in Plecoptera. Indiana University Publications Science Series, 18, 1–200.
Zuellig, R.E., Heinold, B.D., Kondratieff, B.C. & Ruiter, D.E. (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 pp.

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
Taxon	Valid names
Rank	Extant	Fossil	Invalid	Total
Species	1	0	1	2