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Information, insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

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Genus Ostrinia

European Corn Borer? - Ostrinia nubilalis Moth - Ostrinia nubilalis Ostrinia nubilalis American Lotus Borer Moth - Ostrinia penitalis American Lotus Borer Moth - Ostrinia penitalis European Corn Borer? - Ostrinia American Lotus Borer (Ostrinia penitalis ) 4946 - Ostrinia penitalis European Corn Borer - Hodges#4949 - Ostrinia nubilalis - female
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Pyraloidea (Pyralid and Crambid Snout Moths)
Family Crambidae (Crambid Snout Moths)
Subfamily Pyraustinae
Genus Ostrinia
4 species in our area (1).
wingspan 20-32 mm
Adult: forewing yellowish to orangish with jagged or zigzag lines and variable darker shading

Larva: body pale brown or pinkish-gray with dark gray middorsal line on abdominal segments
eastern two-thirds of North America
corn fields, gardens, commercial crop plantations; adults are nocturnal and attracted to light
adults fly from April to October
larvae feed on corn and a variety of other vegetables and herbaceous plants
Life Cycle
one generation per year in the north; three or four generations in the south
See Also
some species of Crocidophora are similar
Orange-toned Mecyna (Mecyna submedialis) is very similar to the European Cornborer (O. nubilalis)
Internet References
pinned adult images of O. nubilalis and penitalis by Jim Vargo (Moth Photographers Group)
Works Cited
1.Annotated check list of the Pyraloidea (Lepidoptera) of America North of Mexico
Scholtens, B.G., Solis, A.M. 2015. ZooKeys 535: 1–136. doi: 10.3897/zookeys.535.6086.