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Species Grotella tricolor - Hodges#11222

Grotella tricolor Moth - Grotella tricolor White moth with brown & black markings - Grotella tricolor Grotella tricolor Arizona Moth - Grotella tricolor Grotella tricolor Grotella tricolor Grotella tricolor
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 Grotellinae
Genus Grotella
Species tricolor (Grotella tricolor - Hodges#11222)
Hodges Number
Synonyms and other taxonomic changes
Grotella tricolor Barnes, 1904
* phylogenetic sequence #931709
Wingspan 20-23 mm (Barnes, 1904).
Adult: forewing white to pale yellow with median line of black spots; PM line double, inner line composed of black spots, outer line of reddish-brown spots; subterminal line composed of large oblong black spots; terminal line composed of smaller and rounder black spots; hindwing dark gray with white fringe.
Southern California, central and southern Arizona, west Texas (
Adults fly in August and September.
Unknown The related species, Grotella margueritaria, feeds on the blossom buds of Big Bend ringstem (Anulocaulis eriosolenus) and southwestern ringstem (Anulocaulis leiosolenus) (Kendall, 1976).
See Also
Print References
Barnes, W. 1904. New species of North American lepidoptera. Canadian Entomologist 36(8): 240
Internet References
Moth Photographers Group - species page
Nearctica - species page
pinned adult image (Bruce Walsh, Moths of Southeastern Arizona)
presence in California; list 1 specimen with date and location (U. of California at Berkeley)