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Linear mines on Heliopsis helianthoides

Leaf miner Leaf Mine ID Request Unid Leafminer Dhh10 Unid Leafminer Dhh11 Unid Leafminer Dhh1 Unid Leafminer Dhh1 Unid Leafminer Dhh5 Unid Leafminer Dhh9
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon ("Acalyptratae")
Family Agromyzidae (Leaf Miner Flies)
Subfamily Phytomyzinae
No Taxon Linear mines on Heliopsis helianthoides
Remarks
No agromyzid has been reared from Heliopsis, but judging from frass patterns in these examples, there are probably at least two different Liriomyza or Phytomyza species making linear mines on this host. Another example here:

Another unidentified species makes communal blotch mines: