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Stoneflies - Plecoptera: Nemouridae of Gunnison County, Colorado

Malenka coloradensis
Colorado Forestfly, Little Western Stonefly, Little Brown Stones, Early Winter Brown

(Banks) 1897
Updated 25 July 2009


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

Good Links

On this website:
Malenka Introduction

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

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/186.htm
     They show M. coloradensis is present in Gunnison County in their map.


Banks, N. 1897 New North american neuropteroid insects. Transactions of the American Entomological Society 24:21-31.
     Described as Nemoura coloradensis .

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 is widely distributed in the Southern Rocky Mts. The adults emerge from June to November." They mention Malenka coloradensis is present in Gunnison County.

Kondratieff,BC and 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: "This species occurs widely throughout the state. It is usually found in seeps and small creeks, but is also present in larger lotic systems if water quality is sufficiently high."

Needham,JG and Claassen,PW 1925 A Monograph of the Plecoptera of North America. Entomological Society of America, Lafayette, Indiana. 397 pages.
     Described as Nemoura coloradensis.

Shepard, WD. and Stewart KW 1983 Comparative Study of Nymphal Gills in North American Stonefly Genera and a New, Proposed Paradigm of Plecoptera Gill Evolution. Miscellaneous Publications of the Entomological Society of America 13:1-57
     Illustration of nymphal osmobranchiae (gills) on page 34.

Brown, Wendy S. 2004 Plecoptera or Stoneflies of Gunnison County, Colorado

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