Other Common Names
Fausse arpenteuse du robinier - En français… Ilze V-G.
Synonyms and other taxonomic changes
Zale undularis (Drury, 1773)
original combination Phalaena undularis Drury, 1773
Phaeocyma undularis (Smith's
redescription)
synonym
Homoptera nigricans Bethune, 1865 (
description)
synonym Ypsia umbripennis Grote, 1876
* phylogentic sequence #931030
Size
Larvae to 40 mm (Crumb, 1956)
Identification
Adult: wings blackish-brown to coal black with inconspicuous wavy black lines
(1); yellowish blotch outside upper ST line is usually the only pale mark, although some individuals show whitish shading in median area, extending to inner margin of both wings
Range
Minnesota and Manitoba to New Brunswick, south to Florida and Arkansas
(2)Season
adults fly from April to September; May and June in the north (Ontario)
Food
larvae feed on leaves of Black Locust, Honey Locust
(2)See Also
Green-dusted Zale has greenish dusting or speckling on wings
Zale calycanthata has pale AM and terminal areas on the forewing
(
compare images of all three species)
Print References
Smith, John B. (1908) A REVISION OF SOME SPECIES OF NOCTUIDAE HERETOFORE REFERRED TO THE GENUS HOMOPTERA BOISDUVAL p.231 (
PDF download)
Crumb, Samuel Ebb (1956) The larvae of the Phalaenidae
U.S. Dept. of Agriculture Technical Bulletin no. 1135 p. 292 (
view)
Internet References
live adult images plus description, food plants, flight season (Lynn Scott, Ontario)
adult images (Larry Line, Maryland)
live adult image (Bob Patterson, Maryland)
live adult image (Dave Czaplak, Maryland)
pinned adult image (James Adams, Dalton State College, Georgia)
US distribution map (Moths of North America; USGS)