Gnathochorisis
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publication ID |
https://doi.org/ 10.11646/zootaxa.4250.3.1 |
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publication LSID |
lsid:zoobank.org:pub:2EA2F719-91F3-42A6-8DA5-506F4A582A1E |
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DOI |
https://doi.org/10.5281/zenodo.6023690 |
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persistent identifier |
https://treatment.plazi.org/id/03C48320-FFDD-FFDB-FF3D-FA6FFA5FFD4A |
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treatment provided by |
Plazi |
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scientific name |
Gnathochorisis |
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Key to the Neotropical species of Gnathochorisis View in CoL View at ENA (females)
1. Face fuscous.........................................................................................2
- Face yellow or yellowish-rufous........................................................................ 5
2. Head 1.1 × as wide as high. Face narrow and coriaceous, at the level of antennal fossae 0.35–0.38 × as wide as head ( Fig. 4 View FIGURE 4 A), metasomal tergites 2–4 more or less uniformly colored....................................... G. austrinus Dasch View in CoL
- Head at least 1.2 × as wide as high. Face not so narrow, at the level of antennal fossae at least 0.4 × as wide as head; metasomal tergites 2 and 3–4 of different contrast color (usually tergite 2 pale or yellowish, whereas tergites 3 and 4 mostly fuscous).. 3
3. Notauli deep; tips of fore wings dusky. Mesoscutum ferruginous, metapleuron black; second tergite yellowish-white, except apical black spot.................................................................... G. laticincta (Cresson)
- Notauli shallow, indistinct; wings more or less evenly slightly infumate, without dark tips. Mesosoma evenly coloured. Second tergite pale, without apical black spot.................................................................... 4
4. Mesosoma fuscous, fore wing vein cu-a postfurcal; face 0.4 × as wide as head, finely coriaceous; hind femur 3.6 × as long as wide; area superomedia longer than wide. Second tergite pale with narrow fuscous apical edge, 0.6 × as long as wide posteriorly ( Fig. 6 View FIGURE 6 D)........................................................................ G. intercalaris sp. n.
- Mesosoma rufous, fore wing vein cu-a interstitial; face 0.45 × as wide as head, coriaceous; hind femur inflated, 3.2 × as long as wide; area superomedia as long as wide; second tergite entirely pale, 0.75 × as long as wide posteriorly ( Fig. 6 View FIGURE 6 G)............................................................................................... G. rufithorax sp. n.
5. Frons and vertex fuscous ( Figs 4 View FIGURE 4 C, 5C); mesoscutum entirely fuscous; propodeal carinae reduced ( Fig. 6 View FIGURE 6 C); metapleuron slightly matt. Postpetiole and second tergite in basal 2/3 with longitudinal striae ( Fig. 6 View FIGURE 6 C). Hind coxae and femora fuscous dor-
sally................................................................................... G. enodis sp. n. - Frons and vertex yellowish-rufous except fuscous interocellar area; mesoscutum entirely or partly rufous; propodeal carinae well developed. Postpetiole and second tergite without longitudinal striae (except punctata ). Hind coxae and femora without fuscous marks dorsally................................................................................ 6
6. Scutellum and disk of mesoscutum along notauli and in the middle rufous; upper mesopleuron and metapleuron fuscous ( Fig. 3 View FIGURE 3 A).................................................................................. G. khalaimi sp. n.
- Mesosoma mostly red or yellowish; mesopleuron and metapleuron entirely yellowish rufous........................ 7
7. Mesosoma entirely red; scutellum without lateral carinae; costulae and apophyses of propodeum well developed ( Fig. 7 View FIGURE 7 B); mandibles not sinuous, antennae not longer than body, subapical flagellomeres 1.5 × as long as wide......... G. rufa sp. n.
- Mesosoma pale or yellowish red, scutellum with lateral carinae; costulae of propodeum reduced, area basalis and area superomedia fused, propodeum without strong apophyses ( Figs 6 View FIGURE 6 B, 6F); mandibles strongly tapered and sinuous ( Fig. 4 View FIGURE 4 I); antennae clearly longer than body, subapical flagellomeres more elongate, about 2.5 × as long as wide........................ 8
8. First tergite and second tergite in basal half with longitudinal striae; area superomedia 1.3 × as long as wide ( Fig. 6 View FIGURE 6 F). Mesoscutum reddish brown, metasoma mostly fuscous except third tergite latero-apically, lateral vague spots on tergites 4–5 and sixth tergite laterally; legs pale with distinct fuscous bands on hind coxae, femora and tibiae. Areolet narrowed apically....................................................................................... G. punctata sp. n.
- Tergites 1–2 without striae; area superomedia 2.0 × as long as wide ( Fig. 6 View FIGURE 6 B). Mesoscutum yellowish-rufous, only flagellum, interocellar area, scutellum, postscutellum, first tergite, apical 2/3 of third tergite and fourth tergite fuscous; legs uniformly yellowish-rufous. Areolet parallel-sided.......................................................... G. dilleri sp. n.
No known copyright restrictions apply. See Agosti, D., Egloff, W., 2009. Taxonomic information exchange and copyright: the Plazi approach. BMC Research Notes 2009, 2:53 for further explanation.
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