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Species Elophila gyralis - Waterlily Borer - Hodges#4751

Waterlily Borer Moth - Elophila gyralis  4751 – Elophila gyralis – Waterlily Borer - Elophila gyralis ? - Elophila gyralis Elophila obliteralis - Waterlily Leafcutter - Elophila gyralis - male Elophila gyralis - Waterlily Borer - Elophila gyralis waterlily borer - Elophila gyralis Elophila gyralis Pennsylvania Moth - Elophila gyralis
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 Acentropinae
Genus Elophila
Species gyralis (Waterlily Borer - Hodges#4751)
Hodges Number
Synonyms and other taxonomic changes
Elophila gyralis (Hulst, 1886)
Munroessa gyralis (Hulst, 1886)
Hydrocampa gyralis Hulst, 1886
Nymphula dentilinea Hampson, 1897
Wingspan 16-30 mm; female larger than male
Adult: sexually dimorphic - female usually unmarked orangish-yellow to dark brown; male forewing orangish-brown to dark grayish-brown; lines of male black with white edging; AM and PM lines connected at upper and lower third to form loops from costa and inner margin; terminal line white, composed of a series of inward-projecting wedges; hindwing whitish to gray. (1)
male                         female
Heppner (2003) reported the range to include Quebec to Florida,, Manitoba to Texas. (2)
Larvae are aquatic; adults may be flushed from nearby vegetation during the day but are nocturnal and attracted to light.
The main flight period is April to October.
Heppner (2003) reported January to December in Florida. (2)
Larvae feed on leaves and bore into petioles of waterlilies.
Print References
Hulst, G.D., 1886. Descriptions of new Pyralidae. Transactions of the American Entomological Society, 13: 159.
Internet References
live adult images showing variation in color between males and females, plus description, foodplants, flight season (Lynn Scott, Ontario)
Works Cited
1.Peterson Field Guides: Eastern Moths
Charles V. Covell. 1984. Houghton Mifflin Company.
2.Arthropods of Florida and Neighboring Land Areas: Lepidoptera of Florida
J.B. Heppner. 2003. Florida Department of Agriculture 17(1): 1-670.
3.North American Moth Photographers Group
4.BOLD: The Barcode of Life Data Systems