Zavreliella marmorata

Author: (van der Wulp, 1858)

Cephalothorax: Thoracic horn 4-branched, two of the branches with points or spinules at the tip. Thorax with conspicuously large granules near suture (112b.jpg).
Abdomen: Tergites II-VI with a pair of small longitudinally oval anterior point patches. Vortex present. Comb of segment VIII very small. Lateral taeniae of segments V-VIII: 3,4,4,4.
See Bause, 1913a: p. 93.
(Linked adult male: Langton and Pinder, 2003a)

Species keys out at Page 268: Chironomini 165 Zavreliella of the Text Key.

Holarctic and Afrotropical species: widespread in Europe (not Mediterranean?).
(For more information see module IdentifyIt – file: Chironominae).

Ecological notes
Probably slow-flowing water. (Harrison, 2000a)