Hayesomyia pe

new form of uncertain generic status.

Diagnosis (n=3, leg. H. Laville.)
Exuviae 4.5-4.9mm long.
Cephalothorax: Thoracic horn 248-260µm long, horn with corona, plastron plate absent; ThR 3.3-4.6.
Abdomen: Mark of tergite I distinct. Tergites armed mostly with simple spinules; posteriorly some spinules two-branched. Anterior lateral seta at 0.6-0.65 of length segment VII; anterior lateral seta at 0.46-0.54 of length segment VIII.
Anal segment: Anal lobes narrowed to apex; Anal lobe ratio 2.1-2.3. Insertion of anterior lateral seta at 0.45-0.47 of lobe length.

Form keys out at Page 56: Tanypodinae 42 Hayesomyia of the Text Key.

(For more information see module IdentifyIt – file: Other subfamilies).

Ecological notes
Streams, Corsica.