Synonyms and other taxonomic changes
Nepytia canosaria (Walker, )
Aspilates canosaria Walker, 1863
Adult: top of head small yellowish spot; forewing ground color usually whitish but sometimes dark grayish-brown; wings speckled with gray or brown; forewing AM and PM lines black, scalloped, and with pointed teeth in PM line; discal spot large, black; in dark individuals, PM line bordered by conspicuous white line
hindwing paler with less prominent markings; fringe of both wings checkered black and white
Larva: body boldly striped with green and pale yellow; head green with black dots.
Newfoundland to North Carolina, west to Oregon, north to Alberta. (1)
Coniferous and mixed woods; adults fly during day and night, and may be attracted to light.
The adults fly from late July to October.
The larvae feed on leaves of a variety of coniferous trees. (2)
Overwinters as a pupa in a flimsy cocoon among foliage of host plant.
(The Southern Neptyia) is larger and smoother dark gray with less contrasting lines. Its range is restricted to the southeast (NC to FL, west to TX).(3)
is similar but less boldly patterned, and with less black.
in the far west see species of Enypia
Covell, p. 371 & plate 56#1 (4)
Walker, F. 1862. Geometrites. List of the Specimens of Lepidopterous Insects in the Collection of the British Museum
, 26: page 1674
pinned adult images
of 2 males and 2 females (James Adams, Dalton State College, Georgia)
(Larry Line, Maryland)