Synonyms and other taxonomic changes
Acrobasis Zeller, 1839
species occur in our area (1)
, making it the most speciose Pyralid genus in our area (Dioryctria
is a close second with 40 species in our area).
24 species in Ontario (NHIC)
Forewing usually gray or brownish, often with some whitish in median area; PM line usually jagged, conspicuous; AM line smoother, often bordered on one or both sides by color (red, orange, yellow); two dark spots usually present in median area near costa
hindwing uniformly gray or brown with no markings.
Male genitalia characteristic but very similar between species such that they are of little help in species identification within their respective species-groups
Mostly eastern North America; the range of a couple of species extends to the west coast, and a couple of other species are restricted to the west
also occurs in Eurasia.
Rich deciduous woodlands, wood edges.
Larvae bore in the shoots and leaf stems of hickory, walnut, and several other trees and shrubs.
Neunzig, H.H., 1986. The Moths of America North of Mexico, Fascicle 15.2
. The Wedge Entomological Research Foundation.(2)
Neunzig, H.H. (1972) Taxonomy of Acrobasis
larvae and pupae in eastern North America (Lepidoptera: Pyralidae). (3)