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Stoneflies - Plecoptera: Nemouridae of Gunnison County, Colorado

Malenka flexura - Twisted Forestfly

(Claassen 1923)

Updated 25 Jan 2012
TSN 102579

Notes

The genus Malenka was previously named Nemoura. Older publications may refer to this species as Nemoura flexura.

Good Links

On this website:
Malenka Introduction

Other Websites:
Map - Kondratieff, Boris C. and Richard W. Baumann (coordinators). 2000. Stoneflies of the United States. Jamestown, ND: Northern Prairie Wildlife Research Center Online. (Version 12DEC2003). http://www.npwrc.usgs.gov/resource/distr/insects/sfly/usa/188.htm

References

Baumann,RW, Gaufin,AR and Surdick,RF 1977 The stoneflies (Plecoptera) of the Rocky Mountains. Memoirs of the American Entomological Society 31, 1-208.
     Quote from page 32: "This species occurs commonly in springs, creeks and small rivers. The adults emerge from March to December. " They show M. flexura is present in Gunnison County.

Claassen,PW 1923 New species of North American Plecoptera. Canadian Entomologist 55, 257-263,281-292.

Kondratieff,BC; Baumann,RW 2002 A review of the stoneflies of Colorado with description of a new species of Capnia (Plecoptera: Capniidae). Transactions of American Entomological Society 128 3, 385-401.
     Quote from page 392: "The type locality of this species is Boulder County. It has a spotty distribution, which corresponds to it's affinity for habitats influenced by spring-fed water sources. "

Stewart,KW and Stark,BP 2002 Nymphs of North American Stonefly Genera. 2nd edition The Caddis Press, Columbus, Ohio. 510 pages.
     Illustration of nymph on page 190-191, figure 9.5-9.6

Williams,MC; Lichtwardt,RW 1987 Two new Trichomycete species from Zapada spp. (Stonefly) nymphs with an unusual distribution. Mycologia 79, 473-478.
     They found the Trichomycete fungus Genistelloides helicoides in the hindguts of M. flexura.