Posted by John Carr on 27-04-2023 15:21
#10
I consulted
The Wood Midges (Diptera: Cecidomyiidae: Lestremiinae) of Fennoscandia and Denmark, one of several publications by Mathias Jaschhof on the Lestremiinae and Porricondylinae of Fennoscandia. They are not online as far as I know.