Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Upcoming Events

National Moth Week photos of insects and people. Here's how to add your images.

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

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


Species Parapoynx allionealis - Watermilfoil Leafcutter - Hodges#4764

 4764 - WATERMILFOIL LEAFCUTTER MOTH - Parapoynx allionealis 4764 Watermilfoil Leafcutter - Parapoynx allionealis Watermilfoil Leafcutter A - Parapoynx allionealis Parapoynx allionealis Crambid  - Parapoynx allionealis Parapoynx allionealis - Watermilfoil Leafcutter - Parapoynx allionealis Unknown moth - Parapoynx allionealis Parapoynx allionealis
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
Tribe Nymphulini
Genus Parapoynx
Species allionealis (Watermilfoil Leafcutter - Hodges#4764)
Hodges Number
Synonyms and other taxonomic changes
Parapoynx allionealis (Walker, 1859)
Hydrocampa allionealis Walker, 1859
Adults have been recorded on wing year round in the southern part of the range. (1)
Caterpillars feed on various aquatic plants, e.g. white waterlily (Nymphaea odorata, floating pondweed (Potamogeton natans), small pondweed (P. pusillus), Eurasian watermilfoil (Myriophyllum spicatum), broadleaf watermilfoil (M. heterophyllum), southern watergrass (Hydrochtoa caroliniensis), spikerush (Eleocharis vivipara, floating bladderwort (Utricularia inflata), and salvinia (Salvinia rotundifolia). (2)
The caterpillars live in portable cases made of many pieces of plant material.(2)
Print References
Habeck, D.H. 1974. Caterpillars of Parapoynx in relation to aquatic plants in Florida. Hyacinth Control Journal 12: 15-18. Florida Agri. Expt. Station Journal Series No. 5331.(2)
Internet References
Moth Photographers Group - species page with photograph of pinned adult.
BOLD - Barcode of Life Data Systems - species account with collection map and photos of pinned adults.
Wikipedia - brief description (1)
University of Florida - pinned adult and related species.
Works Cited
2.Caterpillars of Parapoynx in relation to aquatic plants in Florida - Hyacinth Control Journal
Dale H. Habeck. 1974. Florida Agri. Expt. Station Journal 12: 15-18.