Ephydrolithus, Giron & Short, 2019
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publication ID |
https://doi.org/ 10.11646/zootaxa.5443.1.2 |
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publication LSID |
lsid:zoobank.org:pub:E8068525-83FE-4C20-8A89-B0BDAF2A47D5 |
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DOI |
https://doi.org/10.5281/zenodo.11034009 |
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persistent identifier |
https://treatment.plazi.org/id/A4401E11-FF8A-350D-CCD3-49E9E0C4FD9E |
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treatment provided by |
Plazi |
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scientific name |
Ephydrolithus |
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Updated identification key to Ephydrolithus View in CoL species (adapted from Alencar et al. 2022)
1. Elytra with impressed striae (e.g., Fig. 3A View FIGURE 3 and Alencar et al. 2022: Fig. 8a)....................................... 2
- Elytra without impressed striae, but with longitudinal serial punctures or not ( Fig. 3E View FIGURE 3 )............................... 3
2. Elytra with well-defined and impressed striae along the posterior third (see Girón & Short 2019: Fig. 6A View FIGURE 6 )......... E. ogmos
- Elytra with well-defined and impressed striae, forming deep grooves, 1–5 serial punctures along the entire length, and 6–10 start in the posterior third ( Figs. 2A View FIGURE 2 , 3A View FIGURE 3 )................................................. E. jacobinensis sp. nov.
3. Elytra with well-defined serial punctures ( Fig. 2E View FIGURE 2 )........................................................... 4
- Elytra without well-defined serial punctures (e.g., Alencar et al. 2022: Fig. 8d).................................... 5
4. Apex of fifth abdominal ventrite rounded; dorsal coloration orange-brown; outer margins of parameres straight (see Alencar et al. 2022: Fig. 7c)........................................................................... E. mucugensis
- Apex of fifth abdominal ventrite truncate ( Fig. 3H View FIGURE 3 ); dorsal coloration black ( Fig. 2E View FIGURE 2 ; outer margins of parameres moderately sinuate ( Figs. 4B View FIGURE4 )..................................................................... E. dandarae sp. nov.
5. Body strongly convex; 1.8–2.3 mm in length; anterior surface of pro-and mesofemora covered by hydrofuge pubescence along basal half (see Alencar et al. 2022: Fig. 3b View FIGURE 3 )................................................................ 6
- Body moderately convex; 2.4–3.6 mm in length; anterior surface of pro-and mesofemora covered by hydrofuge pubescence along basal two thirds or more (see Alencar et al. 2022: Figs. 2b View FIGURE 2 , 5b View FIGURE 5 )............................................ 7
6. Aedeagus with median lobe 3.4× longer than wide; basal piece 0.74× the length of parameres (see Girón & Short 2019: Fig. 7I).......................................................................................... E. minor
- Aedeagus with median lobe 1.4× longer than wide; basal piece 0.45× the length of parameres (see Alencar et al. 2022: Figs. 7b)............................................................................................ E. cipo
7. Posterior elevation of mesoventrite with a pointed spine (see Alencar et al. 2022: Fig. 6e View FIGURE 6 and Girón & Short 2019: Fig. 7G)..................................................................................................... 8
- Posterior elevation of mesoventrite without a pointed spine.................................................... 9
8. Posterior elevation of the mesoventrite with smooth surface; position of maximum height of the ridge is 0.37× of its longitudinal length (antero-ventral) (see Alencar et al. 2022: Fig. 9a); basal width of the parameres is 0.52× the maximum width of the median lobe (see Alencar et al. 2022: Fig. 7e).......................................................... E. vivas
- Posterior elevation of the mesoventrite with sculptured surface; position of maximum height of the ridge is 0.55× of its longitudinal length (antero-ventral) (see Alencar et al. 2022: Fig. 9b); basal width of the parameres is 0.38× the maximum width of the median lobe (see Alencar et al. 2022: Fig. 7f)............................................ E. spiculatus
9. Posterior elevation of mesoventrite with a transverse basal ridge that extends anteriorly as a strongly raised longitudinal carina (see Alencar et al. 2022: Fig. 2e View FIGURE 2 )................................................................... E. bentoi
- Posterior elevation of mesoventrite with a transverse ridge extending anteriorly or not, if extending anteriorly, never strongly raised longitudinally (see Alencar et al. 2022: Figs. 5e View FIGURE 5 )...................................................... 10
10. Aedeagus with gonopore located near midpoint of median lobe; apical region of parameres strongly sinuate (see Alencar et al. 2022: Fig. 7d)................................................................................... E. serro
- Aedeagus with gonopore located preapically in the median lobe; apical region of parameres simply rounded or truncate (see Alencar et al. 2022: Fig. 7e)............................................................................ 11
11. Aedeagus with parameres 1.2–1.3× longer than basal piece; median lobe 2× longer than its greatest width; outer margins of median lobe at apex straight to slightly sinuate (triangular) (see Girón & Short 2019: Fig. 7E)..................... E. teli
- Aedeagus with parameres 1.5–1.6× longer than basal piece; median lobe nearly 2.5× longer than its greatest width; outer margins of median lobe at apex clearly sinuate (“pinched”) (see Girón & Short 2019: Fig. 7D)................ E. hamadae
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