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Genus Achyra

Achyra rantalis Moth - Achyra bifidalis Moth - Achyra rantalis Garden Webworm - Achyra rantalis Crambid moth? - Achyra Garden Webworm Moth - Achyra rantalis Arizona Moth - Achyra bifidalis Garden Webworm Moth - Achyra rantalis
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 Achyra
Synonyms and other taxonomic changes
Achyra Guenée, 1849
3 species in our area (1).
wingspan 18-22 mm range
Achyra rantalis most well known and widespread - small brown moth with dark brown reniform spot and jagged indistinct postmedial line
A. rantalis: Ontario, Quebec, and Maine to Florida, west to California, north to Colorado
A. bifidalis: Texas to Arizona (and south to Argentina)
A. occidentalis: restricted to California (endemic?)
fields, gardens; adults may be attracted to light
adults fly from April to November in the south; reduced season in the north
larvae feed on a wide variety of vegetables, crops, and other low plants
Life Cycle
four or more generations in the south; fewer in the north
Internet References
live adult image of A. rantalis (Steve Walter, New York)
pinned adult image of A. bifidalis (Bruce Walsh, Moths of Southeastern Arizona)
distribution of the 3 species in North America (FUNET)
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.