Cyclophora dataria (Hulst, 1887)

Family: Geometridae

Subfamily: Sterrhinae

Identification: forewing uniformly yellowish to light brown with fine dark speckling and lines; AM line faint, median light dark, diffuse, slightly sinuate; PM line composed of several dark dots, sometimes connected by wavy line; terminal line composed of several dark dashes; discal spot hollow, filled with either ground color or white; outer margin usually falcate (concave near apex) with pointed apex hindwing similar pattern and color (including hollow discal spot) but outer margin rounded

Wing Span: 2.3-2.5 cm

Life History:

Flight: late spring and summer

Caterpillar Hosts: oak (Quercus spp.)

Adult Food:

Habitat: mixed or deciduous woods containing oak

Range: British Columbia to California, east to Arizona, north to Montana

Conservation:

NCGR:

Management Needs:

Taxonomy Notes: None.

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