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Home » Guide » Arthropods (Arthropoda) » Insects (Insecta) » Alderflies, Dobsonflies, and Fishflies (Megaloptera) » Alderflies (Sialidae) » Nearctic Alderflies (Sialis)
Photo#18686
Alderfly - Sialis
Copyright © 2005 Tony DiTerlizzi

Alderfly - Sialis
Robert Frost Trail, Hampshire County, Massachusetts, USA
May 29, 2005
Size: ~11 mm
This one flitted about from tree to tree along a stream. This shot clearly shows the lack of ocelli.

Images of this individual: tag all
Alderfly - Sialis Alderfly - Sialis
Contributed by Tony DiTerlizzi on 30 May, 2005 - 3:17pm
Last updated 5 January, 2006 - 12:38am

Genus Sialis
There is but one nearctic genus, Sialis, and I'll move these photos there.

Patrick Coin
Durham, North Carolina
… Cotinis, 5 January, 2006 - 12:38am

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