Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Alderflies, Dobsonflies, and Fishflies (Megaloptera) » Alderflies (Sialidae) » Nearctic Alderflies (Sialis)
Photo#274097
Alderfly - Sialis
Copyright © 2009 dryoptera

Alderfly - Sialis
Belchertown, hampden County, Massachusetts, USA
May 4, 2009
Size: 1"
At the edge of a very large, slightly acidic shrub swamp.
Contributed by dryoptera on 10 May, 2009 - 10:55am

Alderfly.
An alderfly, genus Sialis I believe.
… Eric R. Eaton, 10 May, 2009 - 11:24am

Disclaimer: Dedicated naturalists volunteer their time and resources here to provide this service. We strive to provide accurate information, but we are mostly just amateurs attempting to make sense of a diverse natural world. If you need expert professional advice, contact your local extension office.

Contributors own the copyright to and are solely responsible for contributed content.
Click the contributor's name for licensing and usage information.
Everything else copyright © 2003-2010 Iowa State University, unless otherwise noted.

Bugguide is hosted by Iowa State University Entomology.