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Ulmus-feeding species (argentinotella, occitanica)

Elm Leaf Miner ID Request - Phyllonorycter argentinotella Leigh Farm Park leaf miner on Ulmus alata D704 Phyllonorycter 2017 1 - Phyllonorycter St. Andrews leaf miner on Ulmus alata SA1069 2017 2 - Phyllonorycter Phyllonorycter occitanica St. Andrews leaf miner on Ulmus alata SA1205 2017 2 - Phyllonorycter Glennstone Preserve leaf miner on Ulmus alata D877 2017 1 - Phyllonorycter  Gracillariidae, Elm leaf blotch miner  - Phyllonorycter argentinotella Leigh Farm Park leaf miner on Ulmus alata D2160 2020 1 - Phyllonorycter
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 Gracillarioidea (Ribbed Cocoon-maker and Leaf Blotch Miner Moths)
Family Gracillariidae (Leaf Blotch Miner Moths)
Subfamily Lithocolletinae
Genus Phyllonorycter
No Taxon Ulmus-feeding species (argentinotella, occitanica)
Remarks
Underside tentiform mines on elm in the southern US may be the work of either of these two species; no differences in the mines have been determined.
Phyllonorycter argentinotella

Phyllonorycter occitanica