Xorides Latréille

Varga, Oleksandr, 2019, Revision of theAfrotropical Xorides Latréille, 1809 (Hymenoptera, Ichneumonidae Xoridinae), with description of three new species, Zootaxa 4638 (1), pp. 57-80: 58

publication ID

https://doi.org/10.11646/zootaxa.4638.1.2

publication LSID

lsid:zoobank.org:pub:03BB2A5B-BEC5-4F2B-AF85-8DA8A008C2A3

persistent identifier

http://treatment.plazi.org/id/60693404-FFA7-637E-F595-4E9B92ECF9C5

treatment provided by

Plazi

scientific name

Xorides Latréille
status

 

Key to the Afrotropical species of the genus Xorides Latréille 

(Males of X. konduensis  , X. gloriosus  , X. aciculatus  , X. mayumbensis  , X. tarsalis  , X. mirabilis  , X. rufofacialis  sp. n., and X. simoni  sp. n. are unknown)

1. Fore wing with vein cu-a distad of Rs&M (Fig. 4F); head black, temples largely reddish-orange (Figs 4C, D)......................................................................................... X. konduensis (Benoit, 1952) 

- Fore wing with vein cu-a basad of Rs&M (e.g. Figs 7E, 11G); if temples red or orange, then head has the same coloration.. 2

2. Epicnemial carina present; fore and middle trochantelli with apical tooth; body metallic blue (Fig. 2)............................................................................................... X. gloriosus (Szépligeti, 1914) 

- Epicnemial carina absent; fore and middle trochantelli without apical tooth; body not metallic blue.................... 3

3. Females............................................................................................. 4

- Males............................................................................................. 12

4. Antenna subapically sharply angled at a single joint (e.g. Figs 1GView FIGURE 1, 5I)............................................ 5

- Antenna subapically not sharply angled at a single joint ( Figs 9HView FIGURE 9, 10GView FIGURE 10, 11F)..................................... 10

5. First metasomal tergite longitudinally wrinkled ( Figs 1CView FIGURE 1, 6E); propodeum with longitudinal and partly transverse carinae present, tooth-like projections strong ( Figs 1C, 1DView FIGURE 1, 6D, 6E)...................................................... 6

- First metasomal tergite densely punctate (e.g. Figs 5E, 8E); propodeum at most with only traces of dorsal longitudinal carinae present proximally, tooth-like projections weak (Figs 5E, 7D).................................................. 7

6. Body generally black; first metasomal tergite 1.6× as long as apical width, dorsal longitudinal carinae present on proximal 0.7 ( Fig. 1CView FIGURE 1)...................................................................... X. aciculatus (Benoit, 1952) 

- Body generally brownish-orange; first metasomal tergite 2.2× as long as apical width, dorsal longitudinal carinae absent (Fig. 6E)........................................................................ X. mayumbensis (Benoit, 1952) 

7. Mesosoma black (Fig. 8B).............................................................. X. nigrithorax  sp. n.

- Mesosoma at least partly red or orange (Figs 5D, 7C, 12D).................................................... 8

8. Face, pronotum and second metasomal tergite black ( Fig. 12View FIGURE 12)............................ X. tarsalis (Szepligéti, 1914) 

- Face and second metasomal tergite partly yellow; pronotum at least partly red or orange (Figs 5B, 5D, 5E, 7A, 7C, 7D)... 9

9. Face with a central yellow stripe (Fig. 7A); fore wing with vertical brown stripe along vein 2 rs-m and 2 m-cu (Fig.7E).................................................................................... X. mirabilis (Seyrig, 1932) 

- Face black centrally (Fig. 5B); fore wing without vertical brown stripe along vein 2 rs-m and 2 m-cu (Fig. 5A)........................................................................................ X. maculiceps (Cameron, 1906) 

10. Head and mesosoma red ( Figs 10A, 10C, 10EView FIGURE 10); propodeum with traces of carinae, tooth-like projections strong ( Figs 10C, 10D, 10EView FIGURE 10); first metasomal tergite 1.4× as long as apical width; ovipositor about 1.8× length of hind tibia.... X.rufofacialis  sp. n.

- Head and mesosoma with yellow marks ( Figs 9A, 9C, 9DView FIGURE 9, 11B, 11D); propodeum with or without carinae, tooth-like projections present of absent; first metasomal tergite and ovipositor longer........................................... 11

11. Propodeum without carinae and tooth-like projections ( Fig. 9DView FIGURE 9); vertex rugulo-punctate ( Fig. 9BView FIGURE 9); first metasomal tergite 2.4× as long as apical width, carinae absent ( Fig. 9DView FIGURE 9); ovipositor about 3.3× length of hind tibia.. X. praestans (Tosquinet, 1896) 

- Propodeum with longitudinal and transverse carinae distinct and strong, tooth-like projections strong (Fig. 11I); vertex smooth, almost impunctate; first metasomal tergite 2.5× as long as apical width, lateral longitudinal carinae present, almost reaching the apex of tergite (Fig. 11C); ovipositor about 2.4× length of hind tibia.................................. X. simoni  sp. n.

12. Flagellomeres without long erect setae; head red-orange with yellow line along temples and vertex (as on Figs 9B, 9CView FIGURE 9)................................................................................ X. praestans (Tosquinet, 1896) 

- Flagellomeres with long erect setae (Fig. 8I); head black with yellow marks on temples ( Figs 3CView FIGURE 3, 5C, 8B)............. 13

13. Mesosoma black (Fig. 8G).............................................................. X. nigrithorax  sp. n.

- Mesosoma with red or yellow marks ( Figs 3DView FIGURE 3, 5D)......................................................... 14

14. Metasoma black with yellow marks (as on Figs 5E, 5D).............................. X. maculiceps (Cameron, 1906) 

- Metasoma uniformly red-orange ( Figs 3A, 3EView FIGURE 3)........................................ X. hulstaerti (Benoit, 1952)