Description: Asaphidion yukonense male, location: Canada: Alberta: Rock Lake. Date: 3 July 2004. Source: : This image is uploaded as image number 8547 at Tree of Life Web Project (tolweb.org).This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing for more information.. Author: David R. Maddison.
Marko Mutanen. University of Oulu. Marko Mutanen. Year: 2012. Contact: tel: +358-8-5531256, e-mail: marko.mutanen@oulu.fi.
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SNSB, Zoologische Staatssammlung Muenchen. SNSB, Zoologische Staatssammlung Muenchen. Year: 2015. Contact: zsm@zsm.mwn.de.
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