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Species Vaxi critica - Straight-lined Vaxi - Hodges#5466

Argyria critica - Vaxi critica Crambidae: Vaxi critica - Vaxi critica Argyria critica - Vaxi critica Argyria critica - Vaxi critica Unknown moth at porch light - Vaxi critica Argyria critica - Straight-lined Argyria - Vaxi critica Straight-lined Argyria - Vaxi critica Vaxi critica
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 Crambinae (Crambine Snout Moths)
Tribe Calamotrophini
Genus Vaxi
Species critica (Straight-lined Vaxi - Hodges#5466)
Hodges Number
Synonyms and other taxonomic changes
Vaxi critica Forbes, 1920
Argyria critica Forbes, 1920
Explanation of Names
Vaxi critica (Forbes, 1920), transferred to the genus Argyria in Munroe (1995), is returned to Vaxi following the implied treatment in Léger et al. (2019), Syst. Entomol., 44(4):770, which placed Argyria in the tribe Argyriini and Vaxi in the tribe Calamotrophini, stat. rev.
Wingspan 15-18 mm.
Adult: forewing silvery white with yellow or orange median band that does not widen distally near inner margin; terminal band and fringe yellow or orange (same color as median band); hindwing white
e NA - Map (MPG & BG data)
fields and meadows; adults may be active during the day but are also nocturnal and come to light
mostly flies June to September; longer in SE coastal states (MPG & BG data)
unrecorded (1)
See Also
Vaxi auratellus forewing median band widens distally near inner margin, and connects to terminal band.
Vaxi tripsacas forewing has brown spots, not a yellow/orange median band.
Print References
Léger, T., B. Landry & M. Nuss, 2019. Phylogeny, character evolution and tribal classification in Crambinae and Scopariinae (Lepidoptera, Crambidae). Systematic Entomology, 44(4): 757-776.