Acrotrichis
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publication ID |
https://doi.org/ 10.11646/zootaxa.3999.2.2 |
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publication LSID |
lsid:zoobank.org:pub:AB50C281-C0D7-4D30-B364-389107D924F4 |
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DOI |
https://doi.org/10.5281/zenodo.6097557 |
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persistent identifier |
https://treatment.plazi.org/id/038B9130-841E-FFC1-4DB2-992CD198F816 |
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treatment provided by |
Plazi |
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scientific name |
Acrotrichis |
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Key to the known species of Acrotrichis View in CoL from Bolivia
1. Elytral cells bearing microtrichiae giving a pruinose appearance ( Figs.2 View FIGURE 2. A G, 9I)...................................... 2
- Elytral cells without microtrichiae........................................................................ 3
2. Larger species> 1.1 mm, elytra with a humeral epipleuron ( Fig.9 View FIGURE 9. A H) and anterior border of pygidium with fringe of setae ( Fig. 4 View FIGURE 4. A J)........................................................................................ A. segmenta View in CoL
- Smaller species <1.1 mm. Anterior border of pygidium without setae, elytra widest at middle................ A. armillata View in CoL
3. Pygidium with several prominent longer setae and anterior border without a fringe of setae........................... 4
- Pygidium without any prominent setae and anterior border fringed with setae...................................... 5
4. Smaller species +/- 0.9 mm, length of antennomeres 4–7 3x width, elytra widest at middle, spermatheca with a single row of small coils ( Fig. 8 View FIGURE 8. A E), aedeagus distinctive ( Fig. 8 View FIGURE 8. A F)...................................................... A. nashi View in CoL
- Larger species> 1.0 mm, length of antennomeres 4–7 4x width, elytra widest near shoulder, spermatheca with a large number of loose coils ( Fig. 3 View FIGURE 3. A G)......................................................................... A. cincinna View in CoL
5. Metaventral separation of metacoxae very narrow ( Fig.4 View FIGURE 4. A G), aedeagus with a pointed tip ( Fig. 4 View FIGURE 4. A E) and male ventrite six with pairs of distinctive large and curved setae ( Fig. 4 View FIGURE 4. A H)................................................... A. cornuta View in CoL
- Metacoxal separation much wider.........................................................................6
6. Dark species, pronotal margins when viewed at 45° evenly curved to hind angles without an insinuation ( Fig. 6 View FIGURE 6. A B), spermathca distinctive ( Fig.6 View FIGURE 6. A D).......................................................................... A. inlecebrosa View in CoL
- Yellowish species, pronotal borders when viewed at 45° with a sinuation before the hind angles....................... 7
7. Proportionately narrower and longer species, metacoxal separation very wide ( Fig. 7 View FIGURE 7. A G), spermatheca with a very long folded duct ( Fig.7 View FIGURE 7. A D)................................................................................... A. linea View in CoL
- Proportionately shorter and broader species, metacoxal separation narrower ( Fig. 5 View FIGURE 5. A G), spermatheca without a long folded duct ( Fig. 5 View FIGURE 5. A E).................................................................................. A. corpulenta 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.