A view of a leaf mine of Black Walnut. Note the thin, dark frass line and the frass-free chamber at the end where the final instar larva exited the leaflet.
Photo Gallery for Stigmella juglandifoliella - No Common Name
Photos: 12
Recorded by: Jim Petranka on 2024-08-13 Madison Co. Comment:
Recorded by: Jim Petranka on 2024-07-26 Madison Co. Comment:
Recorded by: David George, Jeff Niznik on 2023-08-14 Orange Co. Comment: On Black Walnut.
Recorded by: David George, Jeff Niznik on 2023-08-14 Orange Co. Comment: On Black Walnut.
Recorded by: Dean Furbish on 2022-09-22 Wake Co. Comment:
Recorded by: Dean Furbish on 2022-09-22 Wake Co. Comment:
Recorded by: Jim Petranka on 2022-09-19 Buncombe Co. Comment:
Recorded by: Jim Petranka on 2022-06-16 Madison Co. Comment:
Recorded by: Jim Petranka on 2022-06-16 Madison Co. Comment: Unoccupied mines were on Black Walnut.
Recorded by: Vin Stanton on 2021-09-27 Buncombe Co. Comment:
Recorded by: Vin Stanton on 2021-09-27 Buncombe Co. Comment:
Recorded by: Harry Wilson on 2015-07-02 Wake Co. Comment: A view of a leaf mine of Black Walnut. Note the thin, dark frass line.