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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 Herpetogramma aeglealis - Serpentine Webworm - Hodges#5280

Caterpillar on wild ginger - Herpetogramma aeglealis Is this a white-lined leafroller (Amorbia humerosana)? - Herpetogramma aeglealis Unid. Crambid - Herpetogramma aeglealis Herpetogramma aeglealis Leaf-roller Caterpillar in Christmas Fern - Herpetogramma aeglealis Serpentine Webworm - Hodges#5280 - Dorsal - Herpetogramma aeglealis Serpentine Webworm - Herpetogramma aeglealis Herpetogramma thestealis ? - Herpetogramma aeglealis - female
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 Spilomelinae
Genus Herpetogramma
Species aeglealis (Serpentine Webworm - Hodges#5280)
Hodges Number
Synonyms and other taxonomic changes
Herpetogramma aeglealis (Walker, 1859)
Botys aeglealis Walker, 1859
Phylogenetic sequence #157525
Herpetogramma quinquelinealis (Grote, 1875)
Male: 29–34 mm (1)
Female: 27–31 mm (1)
Adults are sexually dimorphic. The HW of the males are dirty white with dark-grey shading on the discal spot, wing veins, subterminal area and an irregular but contrasting PM. Females have a golden hue. There are two forms, the typical form, and a darker form. (1)
See images on Wikipedia. (2)
Osmunda sp., Polystichum acrostichoides, Phytolacca sp. (HOSTS database), Wild Ginger, Christmas Fern
Larvae have been reared on a variety of herbaceous plants including ragwort, ferns, goldenrod, raspberry, pokeweed and mayapple. (2)
Life Cycle
Life cycle images:
1.leaf roll on fern 2.folded leaf shelter on Wild Ginger 3.larva 4.older larva
Separated from similar species by light patch between two median spots on forewing, and by a distinctive patch of light (or white) frings scales on tornus of forewing.
See Also
Herpetogramma sphingealis male is larger and more uniformly dark with poorly defined lines. (1)
Print References
Walker, F. 1859, Pyralides. List of the Specimens of Lepidopterous Insects in the Collection of the British Museum 18: 565.
Internet References
Moth Photographers Group – images of live and pinned adults (3)
BOLD Systems - images of pinned DNA supported specimens (4)
Wikipedia - description and images of pinned adults (2)