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Species Exyra ridingsii - Hodges#9023

Pitcherplant moth caterpillar - Exyra ridingsii Exyra ridingsii Exyra ridingsii? - Exyra ridingsii Exyra ridingsii Exyra ridingsii Exyra ridingsii Exyra ridingsii
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Noctuoidea (Owlet Moths and kin)
Family Noctuidae (Owlet Moths)
Subfamily Plusiinae (Looper Moths)
Tribe Plusiini
Subtribe Euchalciina
Genus Exyra (Pitcherplant Moths)
Species ridingsii (Exyra ridingsii - Hodges#9023)
Hodges Number
Synonyms and other taxonomic changes
Exyra ridingsii (Riley, 1874)
Xanthoptera ridingsii Riley, 1874
Exyra nigrocaput
* phylogenetic sequence #931190
wingspan 24-31 mm; average 30 mm
Adults - forewing typically light yellow with 3 dark brown bands across basal two-thirds of wing, and distal third of wing dark brown; some individuals have only 2 or 1 dark band(s), accompanied by a larger amount of solid brown; hindwing dull yellow basally, dark brown distally in typical form, or completely dark in some individuals; top of head and anterior portion of thorax blackish with V-shaped posterior margin; posterior portion of thorax light yellow.
North Carolina to Florida and Alabama.
Bogs and damp areas where hostplant grows; adults may be found resting inside the tanks of Yellow Pitcherplants.
Adults fly in spring.
larvae feed mainly on the leaves of Yellow Pitcherplant (Sarracenia flava) and sometimes Sarracenia minor.
See Also
Exyra semicrocea forewing is bright yellow in basal half, and dark gray in distal half.
The Half-Yellow (Tarachidia semiflava) has no black on the top of the head and thorax.
Print References
Lafontaine, J. D. & R. W. Poole 1991. Moths of America North of Mexico, Fascicle 25.1: p.77; pl.1.51-52
Internet References
Moth Photographers Group - species pahe
adult illustration [fig 19] by Hampson (U. of Massachusetts)
synonyms and distribution plus food plant and links to images, references (Markku Savela, FUNET)