Ephemeroptera of Gunnison County, ColoradoIntroduction to the Mayfly family Ephemerellidae
Crawler Mayflies, Spiny Crawler Mayflies
Updated 27 Jan 2010
TSN 101232
 These two species of Drunella were caught and released ;-) from West Brush Creek in early August 2008. The top one is Drunella grandis and the lower animal is Drunella doddsii.
Provisional Species List
Good Links
On this website:
Drunella Introduction
Ephemerella Introduction
Other Websites:
Photos of Ephemerellidae nymph from many angles http://www.unb.ca/fredericton/science/biology/Invertebrate_key/Ephemeroptera/ Ephemeroptera_Emphemerellidae_thumb.htm
Adult Ephemerellidae key from The Aquatic Insects of Michigan by Ethan Bright http://insects.ummz.lsa.umich.edu/~ethanbr/aim/Keys/Ephemeroptera/id_eom_ephemerellidae.html
References
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Brown,WS 2005 Mayflies (Ephemeroptera) of Gunnison County, Colorado
www.gunnisoninsects.org
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