Butterflies and Moths of North America

collecting and sharing data about Lepidoptera

Eucosma bucephaloides (Walsingham, 1891)

Family: Tortricidae
Subfamily: Olethreutinae
Identification: A large Eocosma-like, relatively heavy bodied species having a whitish FW peppered with gray, the terminal area broadly pale rust tan, and with white costral strigulae fron near the base to the apex. There are remnants of two transverse, dark bars across the lower edge of the cell at the middle and before the tornus. species
Wing Span: 2.5-3.0 cm
Life History:
Flight: Late July to September
Caterpillar Hosts: Chrysothamnus roots
Adult Food:
Range: In the Great Basin from northeastern California to southern Utah and western Colorado.
Management Needs:
Taxonomy Notes: Formerly placed in the genus Phaneta, Gilligan et al. (2013), Zootaxa, 3746(2): 301-337.
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