Columbia  Silkmoth, Saturniidae Saturniinae Hyalophora columbia (S. I. Smith 1865) - 3282
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Columbia Silkmoth, Wing being carried off by ants, Saturniidae hyalophora columbia, June 20, 2004, Big Cottonwood Canyon, Salt Lake County, Utah, ©Nicky Davis

Photo Details

This moth wing was being carried off by ants.
June 20, 2004  - Big Cottonwood Canyon, Salt Lake County, Utah  - ©Nicky Davis

Family Tree
Family:  Saturniidae,   Genus: Hyalophora,   Species:  columbia,   Ssp.  gloveri

In the west the caterpillar hosts are the western choke cherry (Prunus demissa), bitter cherry (P. emarginata), bitterbrush (Purshia tridentata), wild roses (Rosa), willows (Salix), buffalo berry (Shepherdia argentea), Russian olive (Eleagnus angustifolius), and buckbrush (Ceanothus).  Identification marks: Wings are dark brown to red-brown. The gray area outside the white postmedian band does not contain any red. Crescent spots on the forewings and hindwings are white, although occasionally the spots on the forewing may be reduced or absent.

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