Soronia, Erichson, 1843

Chen, Xiaoxiao & Huang, Min, 2021, New species in the sap beetle genus Soronia Erichson (Coleoptera: Nitidulidae Nitidulinae) from China, Zootaxa 4908 (3), pp. 417-425 : 418

publication ID	https://doi.org/ 10.11646/zootaxa.4908.3.6
publication LSID	lsid:zoobank.org:pub:4F3CDA8B-7991-473F-A852-8C6875A057C5
DOI	https://doi.org/10.5281/zenodo.4442210
persistent identifier	https://treatment.plazi.org/id/0386E121-7751-C325-45EA-FD7BADCCFA82
treatment provided by	Plazi
scientific name	Soronia
status

Treatment

Key to species of Soronia View in CoL View at ENA from China based on males

1. Protibia simple ( Fig. 29 View FIGURES 24–30 )................................................................................ 2

- Protibia bent abruptly ( Figs. 27, 30 View FIGURES 24–30 )....................................................................... 4

2. Pronotum widest at basal 1/3, lateral margin arcuate; elytra with tubercles ( Fig. 9 View FIGURES 7–12 )............ S. gratiosa Kirejtshuk, 1988

- Pronotum widest basally, lateral margin straight; elytra smooth ( Figs. 5 View FIGURES 1–6 , 11 View FIGURES 7–12 )....................................... 3

3. Scape subtriangular; terminal antennomere rounded apically ( Fig. 25 View FIGURES 24–30 ); prosternal process truncate apically ( Fig. 6 View FIGURES 1–6 ); median lobe stout ( Fig. 20 View FIGURES 13–23 )................................................................ S. magnipunctura sp. nov.

- Scape hemispherical; terminal antennomere pointed apically ( Fig. 11 View FIGURES 7–12 ); prosternal process rounded apically ( Fig. 12 View FIGURES 7–12 ); median lobe slender ( Fig. 18 View FIGURES 13–23 ).............................................................. S. grisea ( Linnaeus, 1758)

4. Pronotum obviously wider than elytra..................................... S. shibatai Hisamatsu & Hisamatsu, 2008

- Pronotum narrower than elytra ( Figs. 1 View FIGURES 1–6 , 7 View FIGURES 7–12 )................................................................. 5

5. Body small, <6 mm long............................................................................... 6

- Body large,> 6 mm long................................................................................ 7

6. Inner margin of mesotibia strongly arched ( Fig. 1 View FIGURES 1–6 )............................................. S. expansa sp. nov.

- Inner margin of mesotibia moderately arched ( Fig. 8 View FIGURES 7–12 )..................................... S. xiangxiyuanica sp. nov.

7. Protibia with outer apical angle nearly right; tegmen truncate apically...................... S. laevigata Kirejtshuk, 1984

- Protibia with outer apical angle blunt; tegmen broadly rounded apically.......................................... 8

8. Body slender; dorsal surface with indistinct tubercles; protibia narrow in proximal 3/5, strongly widened and curved at distal 2/5............................................................................. S. merkli Kirejtshuk, 2005

- Body stout; dorsal surface prominently tuberculate; protibia widened at inner margin of distal 2/5.... S. fracta Reitter, 1884