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Subfamily Dichomeridinae

2269 – Helcystogramma melanocarpa ??? - Helcystogramma melanocarpa Moth - Dichomeris inversella Many-spotted Dichomeris Moth - Hodges #2288 - Dichomeris punctipennella unknown moth #2 - Dichomeris two spotted??????? - Dichomeris Dichomeris offula Dichomeris aglaia Dichomeris ligulella
Show images of: caterpillars · adults · both
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Lepidoptera (Butterflies and Moths)
Superfamily Gelechioidea (Twirler Moths and kin)
Family Gelechiidae (Twirler Moths)
Subfamily Dichomeridinae
Synonyms and other taxonomic changes
Dichomerinae Hampson, 1918 (1)
Numbers
84 species in 3 genera in our area (2).
Identification
"Brachmia, Helcystogramma and Acompsia (Dichomeridini) share the following characters: the shape of the forewing is sub-triangular; the cellular cross-vein on hindwing is absent; male genitalia have a free, strongly inflated phallus; female genitalia possess a large ostium bursae that is submerged to segment VII" (3).
Remarks
Karsholt et al. (2013) found found strong support for monophyly in this group (3).
Works Cited
1.A catalogue of the family-group and genus-group names of the Gelechiidae, Holcopogonidae, Lecithoceridae and Symmocidae
Klaus Sattler. 1973. Bulletin of the British Museum (Natural History) Entomology 28(4): 153-182.
2.Annotated taxonomic checklist of the Lepidoptera of North America, North of Mexico
Pohl, G.R., Patterson, B., & Pelham, J.P. 2016. ResearchGate.net.
3.A molecular analysis of the Gelechiidae (Lepidoptera, Gelechioidea) with an interpretative grouping of its taxa
Karsholt, O., M. Mutanen, S. Lee, & L. Kaila. 2013. Systematic Entomology. 38 (2):334–348.