Synonyms and other taxonomic changes
Ogdoconta cinereola (Guenée, 1852)
Placodes cinereola Guenée, 1852
Miana atomaria (Walker, 1865)
Phylogenetic sequence # 932018
Explanation of Names
CINEREOLA: from the Latin "cinereus" (ashy) - perhaps a reference to the gray flecks scattered across the forewing, as though sprinkled with ashes
Numbers
There are eight named species of
Ogdoconta in America north of Mexico.
(1)Identification
Adult: forewing dark brownish or grayish liberally sprinkled with pale gray flecks, as though dusted with ashes; broad pinkish band in subterminal area; subterminal line wavy; basal two-thirds of wing laced with thin pale meandering lines, as though drizzled with white icing; hindwing grayish-brown
Range
Nova Scotia to Florida, west to Texas, north to Manitoba; also occurs in British Columbia
Habitat
fields, waste places, stream edges where foodplants grow; adults are nocturnal and come to light
Season
adults fly from May to September
Food
Larvae feed on ragweed, beans, sunflowers, and hedge-nettle (
Stachys spp.)
(3)Life Cycle
at least three generations per year
Larva; prepupal larva; pupa; adult
See Also
Frothy Moth (
Plagiomimicus spumosum) lacks a subterminal line and pale meandering lines on basal two-thirds of forewing
Print References
Guenée, 1852, Histoire Naturelle des Insectes. Species General des Lépidoptéres, 6:
316, pl. 15, fig. 1.
Metzler, E.H., et.al. 2013. A review of the genus
Ogdoconta Butler (Lepidoptera Noctuidae, Condicinae, Condicini from North America north of Mexico with description of three new species.
(1)Internet References
adult images (Larry Line, Maryland)
distribution in Canada list of provinces (U. of Alberta, using CBIF data)