Hydrosmittia aagaardi, Ferrington Jr & Saether, 2011

Ferrington Jr, Leonard C. & Saether, Ole A., 2011, A revision of the genera Pseudosmittia Edwards, 1932, Allocladius Kieffer, 1913, and Hydrosmittia gen. n. (Diptera: Chironomidae, Orthocladiinae) 2849, Zootaxa 2849 (1), pp. 1-314 : 138

Hydrosmittia aagaardi sp. n.

( Fig. 50 )

Type material: Holotype male, NORWAY: Oppland, Dovre, Kongsvold, Blesbekken , 1350 m a.s.l., Malaise trap, K. Aagaard ( ZMBN Type No. 434).

Diagnostic characters: The male imago can be separated from other members of the oxoniana subgroup by the long, apically parallel-sided anal point and the low hind leg ratio of 0.44.

Etymology: Named in honor of Kaare Aagaard, Norwegian Institute of Nature Research, Trondheim, Norway, the collector of the species.

Male imago (n = 1)

All measurements and ratios within the variation of H. ruttneri with the following exceptions: Total length/wing length 1.55. Costal extension ( Fig. 50 A ) 46 µm long, with false vein extending from base of costal extension to 199 µm. Front leg with ta 3 126 µm long, ta 4 81 µm long, LR 3 0.44, SV 3 4.42, BR 2 3.9. Anal point ( Fig. 50 F ) 46 µm long, with weak scattered microtrichia to apex. Gonostylus with weak heel.

Female, pupa and larva

Unknown.

Distribution

The species is known only from the type locality, a high mountain locality in Norway .

Figures

FIGURE 50. Hydrosmittia aagaardi sp. n., male. A—wing; B—head; C—third palpomere; D—cibarial pump and stipes; E— virga; F—hypopygium, left dorsal aspect, right ventral aspect.