Atocus defessus Scudder 1892 (sawfly)

Insecta - Hymenoptera - Pamphiliidae

Full reference: S. H. Scudder. 1892. Some Insects of special interest from Florissant, Colorado and other points in the Tertiaries of Colorado and Utah. Bulletin of the United States Geological Survey 93:1-25

Belongs to Atocus according to S. B. Archibald and A. P. Rasnitsyn 2015

See also Nel 2004, Rasnitsyn 1983, Rohwer 1908, Scudder 1892 and Taeger et al. 2010

Sister taxon: Atocus cockerelli

Type specimen: MCZ 3492, an exoskeleton. Its type locality is Florissant (MCZ Collection), which is in a Chadronian lacustrine - large shale in the Florissant Formation of Colorado.

Ecology:

Distribution:

• Eocene of United States (2: Colorado collections)

Total: 2 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.


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