<strong> The Eurasian species of <em> Xyela </ em> (Hymenoptera, Xyelidae): taxonomy, host plants and distribution </ strong>
Author
Blank, Stephan M.
stephan.blank@senckenberg.de.
Author
Shinohara, Akihiko
shinohar@kahaku.go.jp.
Author
Altenhofer, Ewald
stephan.blank@senckenberg.de.
text
Zootaxa
2013
2013-03-18
3629
1
1
106
http://dx.doi.org/10.11646/zootaxa.3629.1.1
journal article
53391
10.11646/zootaxa.3629.1.1
9bac424f-e31f-4780-a976-f4fe3ba62156
1175-5326
5261330
FF47F026-9CB6-4390-B900-130A3DF2B33B
Xyela longula
group
Diagnosis
. Article 3 of maxillary palp 0.75–0.90 times as long as scape, clearly narrower than synantennomere 3; ovipositor 0.9–1.4 times as long as fore wing; medial part of valvula 3 diamond-shaped in cross-section (
Figs 86
,
95
), dorsal and ventral edge of valvula 3 distally evenly narrowing to acicular tip, sensilla field absent (
Fig. 87
); penis valve without lateral lamella, upper edge of proximal and medial lobe at almost same level, lower ergot present (
Fig. 126
).
Species included
.
Xyela helvetica
and
X. longula
in the West Palearctic.