<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 julii group Diagnosis . Ventral edge of ovipositor sheath straight or slightly curved downwards in species with long ovipositor, tip knife-shaped with dorsal edge sloping down and ventral edge almost straight ( Figs 105–117 ), sensilla field with 3–4 setae ( Fig. 94 ); valvula 1 distally with 12–14 oblique, closely spaced annuli (similar to Fig. 94 ); lateral lamella of valviceps oblique, medial lobe strikingly protruding above proximal and distal lobes ( Figs 141–152 ). Species included . Xyela altenhoferi , X. graeca , X. heldreichii , X. julii , X. menelaus , X. obscura and X. uncinatae in the West Palearctic, X. densiflorae , X. julii , X. par , X. pumilae , X. sinicola , X. tecta , X. variegata in East Asia , and an unidentified species similar to X. par in Vietnam ( Blank et al. 2005 ).