Synonyms and other taxonomic changes
Hypena scabra (Fabricius, 1798)
Plathypena scabra Fabricius, 1798
Phylogenetic sequence #
Lafontaine & Schmidt (2010) listed 29 species of the genus Hypena
in America north of Mexico. (1)
Wingspan 25-35 mm; male usually larger than female
Adult: forewing narrow, blackish-brown or grayish, sometimes with yellowish or orangish areas (color and pattern varies considerably); thin black horizontal line midway along inner margin, and pale triangular patch usually present along costa at apex; PM line slightly wavy with small but conspicuous outward bulge near costa; hindwing broad (2x width of forewing) and uniformly medium to dark grayish-brown with darker veins and faint discal spot
Larva: body light grayish-green with prominent yellowish-white lateral line, fainter subdorsal line, and thin faint whitish band across each abdominal segment; head greenish to brownish
fields, gardens, wood edges, waste places; adults are nocturnal and attracted to light
Adults fly from March to November, or all year in warmer regions, but are most common in late summer and fall.
The larvae feed on leaves of alfalfa, beans, clover, ragweed, raspberries, strawberries.
At least three generations per year.
The former genus Plathypena
was included in Hypena
by Robert W. Poole in 1989 (1
Hop Vine Moth
) is much less common, its forewing lacks a thin dark horizontal line midway along inner margin, and its hindwing is pale brownish-yellow (compare images
of both species at CBIF)
. . . . . . . . . . . . . . . . .
Powell, J.A. & P.A. Opler, 2009. Moths of Western North America
. University of California Press, p. 255; plate 43, fig. 12. (3)
live adult images
(Larry Line, Maryland)
distribution in Canada
list of provinces (U. of Alberta, using CBIF data)