Triancyra, Baltazar, 1961
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publication ID |
https://doi.org/ 10.11646/zootaxa.4377.4.5 |
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publication LSID |
lsid:zoobank.org:pub:B8F25768-6A46-4F4B-8D2F-3B00BB9B03AB |
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DOI |
https://doi.org/10.5281/zenodo.5946464 |
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persistent identifier |
https://treatment.plazi.org/id/03C387FF-FFB7-FFC5-FF64-FB837FF71E61 |
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treatment provided by |
Plazi |
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scientific name |
Triancyra |
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Key to species of Vietnamese Triancyra View in CoL View at ENA species
1. Occipital carina complete ( Fig. 4a View FIGURE4 )....................................................................... 2
-. Occipital carina absent medio-dorsally.................................................................... 3
2. Distance between posterior ocelli distinctly greater (1.9–2×) than ocellar-ocular distance ( Fig. 5b View FIGURE 5 ); mesosoma covered with whitish setae ( Fig. 5d View FIGURE 5 ); first metasomal tergite with lateral carina extending to spiracle; tergites 1–3 smooth, with only some punctures on tergite 3 anteriorly ( Fig. 5e View FIGURE 5 ).............................................. Triancyra mystaxa sp. nov.
- Distance between posterior ocelli slightly longer (1.2×) than ocellar-ocular distance ( Fig. 4a View FIGURE4 ); mesosoma covered with golden setae ( Fig. 4b View FIGURE4 ); first metasomal tergite with lateral carina not extending to spiracle; tergites 1–3 sparsely to moderately densely punctate ( Fig. 4c View FIGURE4 )....................................................... Triancyra graptothoracalis Wang & Hu View in CoL
3. Ground colour black with yellow markings ( Fig. 1a View FIGURE1 ); clypeus with basal deep groove, apical margin pointed ( Fig. 1b View FIGURE1 ); first metasomal tergite shorter than its apical width ( Fig. 1c View FIGURE1 ).................................... Triancyra acuta sp. nov.
-. Ground colour yellow with black markings; clypeus without basal groove, apical margin truncate or slightly concave ( Figs. 2b View FIGURE 2 , 3a View FIGURE 3 ); first tergite metasomal slightly to distinctly longer than its apical width ( Figs 2c View FIGURE 2 , 3c View FIGURE 3 )............................ 4
4. Scutellum with V-shaped striation ( Fig. 3d View FIGURE 3 ); metasomal tergite 3 onwards with longitudinal median brown to black marks ( Fig. 3c View FIGURE 3 )...................................................................... Triancyra cucphuongensis sp. nov.
-. Scutellum with transverse striations; metasomal tergites with basal and apical transverse black marks, without any longitudinal median brown/black marks ( Fig. 2c View FIGURE 2 )................................................. Triancyra aurea Wang & Hu View in CoL
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.