Lone-spot Winter Gnat Trichocera regelationis
The dark wing spot combined with the uniform unbanded abdomen should have been sufficient to identify this, but I keyed it out properly (using Stubbs) before realising that.
, Dillington Carr, 21-Mar-24 (A) (1).jpg)
, Dillington Carr, 21-Mar-24 (A) (2).jpg)
, Dillington Carr, 21-Mar-24 (A) (3).jpg)
, Dillington Carr, 21-Mar-24 (A) (6).jpg)
, Dillington Carr, 21-Mar-24 (A) (4).jpg)
, Dillington Carr, 21-Mar-24 (A) (5).jpg)
, Dillington Carr, 21-Mar-24 (A) (7).jpg)
, Dillington Carr, 21-Mar-24 (A) (8).jpg)
male Trichocera regelationis showing wing, abdomen from above, tarsal claws and genitalia (various views), Wendling Beck Environment Project (Norfolk, UK), 21st March 2024