Published August 24, 2021
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Fig ure 5 in Revision of the West Palaearctic Euura bergmanni and oligospila groups (Hymenoptera, Tenthredinidae)
Authors/Creators
- 1. Ecology and Genetics Research Unit, PO Box 3000, FI- 90014 University of Oulu, Finland & Department of Zoology, Institute of Ecology and Earth Sciences, University of Tartu, Vanemuise 46, 51014 Tartu, Estonia & Senckenberg Deutsches Entomologisches Institut, Eberswalder Str. 90, 15374 Muencheberg, Germany
- 2. Senckenberg Deutsches Entomologisches Institut, Eberswalder Str. 90, 15374 Muencheberg, Germany
- 3. Ecology and Genetics Research Unit, PO Box 3000, FI- 90014 University of Oulu, Finland
Description
Fig ure 5. Characters of Euura hypoxantha, Euura bergmanni and Euura oligospila groups, females A Euura oligospila DEI-GISHym84738 B Euura leptocephalus ZMUO.033448 C Euura lienterica DEI-GISHym21362 D Euura reticulata ZMUO.033533 E Euura hypoxantha ZMUO.035686 F Euura brevivalvis DEI-GISHym31135 G Euura viridis ZMUO.035636 H Euura frenalis ZMUO.035931 I Euura leptocephalus ZMUO.033448 J Euura brevivalvis DEI-GISHym84214 K Euura brevivalvis DEI-GISHym84214 L Euura oligospila ZMUO.040699 M Euura bergmanni ZMUO.033423 N Euura bergmanni ZMUO.040825 O Euura viridis ZMUO.035636 P Euura sylvestris ZMUO.038944 Q Euura respondens http://coll.mfn-berlin.de/u/111027 R Euura bergmanni DEI-GISHym31138 S Euura sylvestris DEI-GISHym21351 T Euura oligospila DEI-GISHym88899.
| 1 | a Head and thorax mostly reddish (Fig. 17A, B). | |
| b Abdomen dorsally mostly black (Fig. 17A). | ||
| c Frontal area between antennae protruding less abruptly below (Fig. 5I) | ||
| d Arctic species | 2 | |
| - | aa Head and thorax mostly yellowish to mostly black (pale parts can be green in life) (e.g. Figs 4, 14A-D) | |
| bb Abdomen completely pale to dorsally mostly black (pale parts usually green in life) (e.g. Figs 4, 14C, 20A) | ||
| cc Frontal area between antennae protruding more abruptly below (Fig. 5J)dd Temperate and arctic species | 3 | |
| 2(1) | a Dorsal margin of lancet angulate at about second or third serrula from apex, apical sutures distinctly inclined apically (Fig. 6B) | |
| b Valvula 3 in dorsal view narrow (Fig. 5B) | E. leptocephalus (Euura bergmanni group) | |
| - | aa Dorsal margin of lancet not angulate at about second or third serrula from apex, apical sutures not distinctly inclined apically (Fig. 7A) | |
| bb Valvula 3 in dorsal view usually broad at base (Fig. 5C, D) | similar species mostly in Euura flavescens group (E. reticulata, E. lienterica in part, E. pallidior …) | |
| 3(1) | a Tip of lancet rather broad and dorsally abruptly narrowing (Fig. 8A-C) or broad and round (Fig. 8D) | |
| b Serrulae apically protruding and / or with large microdenticles (Fig. 8) | ||
| c Malar space 1.5-2.2 times as long as diameter of front ocellus (Fig. 5K, O) | 4 | |
| - | aa Tip of lancet usually narrower, acute, and dorsally narrowing less abruptly (Figs 6A, 9) | |
| bb Serrulae apically not protruding and with small microdenticles (Figs 6A, 9) | ||
| cc Malar space 1.1-2.0 times as long as diameter of front ocellus (Fig. 5L-N, P) | 7 | |
| 4(3) | a Valvula 3 in lateral view shorter (Fig. 5F) | |
| b Lancet shorter and broader (Fig. 8D) | E. brevivalvis | |
| - | aa Valvula 3 in lateral view longer (Fig. 5G) | |
| bb Lancet longer and narrower (Fig. 8A-C) | 5 [the following three species not definitely morphologically separable] | |
| 5(4) | a Slightly larger denticles of serrulae (uncertain) (Fig. 8A) | E. dispar |
| - | aa Slightly smaller denticles of serrulae (uncertain) (Fig. 8B, C) | 6 |
| 6(5) | a On Betula (morphological differences unknown) | E. viridis |
| - | aa On Alnus (morphological differences unknown) | E. glutinosae |
| 7(3) | a Ventral part of 2nd to 4th suture of lancet oblique and more or less straight or weakly curved apically (Fig. 9C) | |
| b Gap between serrulae relatively large (Fig. 9C) | ||
| c Head dorsally more rounded (Fig. 5Q) | E. respondens | |
| - | aa Ventral part of 2nd to 4th suture of lancet in most cases weakly or distinctly curved basally (Figs 6A, 9A, B, D) | |
| bb Gap between serrulae large or small (Figs 6A, 9A, B, D) | ||
| cc Head dorsally rounded or rectangular (Fig. 5R-T) | 8 | |
| 8(7) | a Lancet usually relatively broad (Fig. 6A) | |
| b Sutures of basal annulets usually weakly bent (Fig. 6A) | ||
| c Gap between serrulae small, relative to length of serrulae (Fig. 6A) | E. bergmanni | |
| - | aa Lancet narrower (Fig. 9A, B, D) | |
| bb Sutures of basal annulets distinctly bent (Fig. 9A, B, D) | ||
| cc Gap between serrulae small or large, relative to length of serrulae (Fig. 9A, B, D) | 9 | |
| 9(8) | a Malar space more than 1.4 times as long as diameter of front ocellus (Fig. 5P) | |
| b Clypeus usually less deeply emarginate (Fig. 5P) | ||
| c Head in dorsal view more rectangular (Fig. 5S) | E. sylvestris | |
| - | aa Malar space less than 1.5 times as long as diameter of front ocellus (Fig. 5L) | |
| bb Clypeus usually more deeply emarginate (Fig. 5L) | ||
| cc Head in dorsal view more rounded (Fig. 5T)... Euura oligospila group | 10 | |
| 10(9) | a Gap between serrulae smaller compared to length of serrulae (Fig. 9A) | |
| b Terga 1-8 dorsally usually completely black (Fig. 21E) | E. frenalis | |
| - | aa Gap between serrulae larger compared to length of serrulae (Fig. 9B) | |
| bb Terga 1-8 dorsally usually nearly completely pale or with narrow black median line (Fig. 21A) | E. oligospila | |
Notes
Published as part of Prous, Marko, Liston, Andrew & Mutanen, Marko, 2021, Revision of the West Palaearctic Euura bergmanni and oligospila groups (Hymenoptera, Tenthredinidae), pp. 187 in Journal of Hymenoptera Research 84 on page 187, DOI: 10.3897/jhr.84.68637, http://zenodo.org/record/5349573
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