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Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

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Species Tebenna silphiella - Rosinweed Moth - Hodges#2642

Tebenna silphiella Brown and white moth - Tebenna silphiella Brown and white moth - Tebenna silphiella Brown and white moth - Tebenna silphiella
Show images of: caterpillars · adults · both
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Choreutoidea (Metalmark Moths)
Family Choreutidae (Metalmark Moths)
Subfamily Choreutinae
Genus Tebenna
Species silphiella (Rosinweed Moth - Hodges#2642)
Hodges Number
Synonyms and other taxonomic changes
described in 1881 by Grote, who originally placed it in genus Choreutis
larva length to 12 mm
Adult: forewing brown in basal third and in terminal area; prominent "swatch" of color in distal third of wing composed of small black, white, and brown bands; subterminal line white, curving basally before reaching costa; remainder of wing covered with whitish spots and several white scale patches; hindwing brownish-gray with thick dark terminal line and long dark fringe
central United States: Internet records from Wisconsin, Illinois, Colorado
prairies and meadows containing the larval foodplant (rosinweed)
larvae present in May and June
larvae skeletonize the leaves of Wholeleaf Rosinweed (Silphium integrifolium)
Life Cycle
two generations per year: early and late May
page creation based on Terry Harrison's identification of this image, as reported by Bob Patterson
See Also
Tebenna gemmalis occurs along the west coast, and its forewing lacks a white subterminal line, lacks a brown terminal area, and has few or no white scale patches
Internet References
live images of all life stages plus larval foodplants and seasonality (Terry Harrison, Illinois,
live images of all life stage plus foodplants, biology, common name reference (Rich Henderson, Wisconsin Dept. of Natural Resources)