Solariola gestroi (A. Solari & F. Solari, 1904)

Bello’, Cesare, Osella, Giuseppe & Baviera, Cosimo, 2019, A taxonomic monograph of the genus Solariola Flach, 1908 (Coleoptera: Curculionidae: Entiminae), Zootaxa 4676 (1), pp. 1-261 : 96

publication ID	https://doi.org/ 10.11646/zootaxa.4676.1.1
publication LSID	lsid:zoobank.org:pub:773A5C38-EDED-4C2F-9252-FE181C232E5A
persistent identifier	https://treatment.plazi.org/id/E93E8780-7D4B-FF8A-FF7C-FCF5FA38F951
treatment provided by	Plazi
scientific name	Solariola gestroi
status

Treatment

Key to species (14) of S. gestroi View in CoL group

1. Elytra more slender with ratio: EL/EW 1.81–1.90. (Calabria, excluded S. gestroi View in CoL ).................................. 2

1’ Elytra less slender with ratio: EL/EW 1.75–1.80. (Campania). ( Figs. 26–26e View FIGURES 26–26 )......................... S. sbordonii View in CoL sp.n.

2. Pronotum longer than wide (PL/PW 1.10–1.20)............................................................. 3

2’ Pronotum as long as wide or slightly elongate (PL/PW 1.00–1.10)............................................... 4

3. Elytral setae elongate. Elytral striae with punctures wide and deep. Rostrum ratio: RL/RW 1.50–1.75. ( Figs. 24–24e View FIGURES 24–24 ).............................................................................................. S. obsoleta View in CoL sp.n.

3’ Elytral setae not elongate. Elytral striae with punctures not wide and not deep. Rostrum ratio: RL/RW 1.25–1.35. ( Figs. 22– 22e View FIGURES 22–22 )................................................................................ S. cajetanibelloi View in CoL sp.n.

4 Rostrum slender (RL/RW 1.55–1.67). First article of funicle long. ( Figs. 29–29e View FIGURES 29–29 ).......................... S. zoiai View in CoL sp.n.

4’ Rostrum more robust (RL/RW 1.17–1.50). First article of funicle short........................................... 5

5 Rostrum short (RL/RW 1.17–1.20). Maximum width pronotum in distal part ( Figs. 27–27e View FIGURES 27–27 )............. S. tedeschii View in CoL sp.n.

5’ Rostrum elongate (RL/RW 1.29–1.50). Maximum width pronotum at middle...................................... 6

6. Elytra sub-parallel to sides and subflat on disc.............................................................. 7

6’ Elytra sub-oval to sides and vaulted on disc............................................................... 10

7. Pronotum sinuate to sides. Elytral setae short and recumbent. ( Figs. 19–19e View FIGURES 19–19 )............................ S. calida View in CoL sp.n.

7’ Pronotum rounded to sides. Elytral setae long and raised or semierect............................................ 8

8. Pronotum punctures shallow. Elytral declivity strong> 60 degrees. ( Figs. 20–20e View FIGURES 20–20 ).......................... diottii View in CoL sp.n.

8’ Pronotum punctures evident. Elytral declivity moderate <60 degrees............................................. 9

9. Pronotum elongate (PL/PW 1.07–1.09). Eyes visible, convex. ( Figs. 28–28e View FIGURES 28–28 ).......................... S. venusta View in CoL sp.n.

9’ Pronotum as long as wide (PL/PW 1.00–1.00). Eyes just visible, flat. ( Figs. 17–17e View FIGURES 17–17 )............. S. fraterna Baviera, 2015 View in CoL

10. Pronotum elongate (PL/PW 1.08–1.10). Carinae on rostrum sub-parallel to sides. ( Figs. 25–25e View FIGURES 25–25 )........... S. poggii View in CoL sp.n.

10’ Pronotum as long as wide (PL/PW 1.00–1.03). Rostral carinae of divergent to sides................................ 11

11. Legs thin and elongate. Elytral punctures very spaced and small. ( Figs. 21–21e View FIGURES 21–21 )........................ S. fancelloi View in CoL sp.n.

11’ Legs short and robust. Elytral punctures more or less spaced and wide.......................................... 12

12. Elytra more rounded to side. Rostrum less slender (RL/RW 1.40–1.50). ( Figs. 23–23e View FIGURES 23–23 )................ S. normanna View in CoL sp.n.

12’ Elytra less rounded to side. Rostrum more slender (RL/RW 1.29–1.33).......................................... 13

13. Sides of pronotum sinuate. Elytral setae semierect. ( Figs. 18–18e View FIGURES 18–18 ).................................. S. angelinii View in CoL sp.n.

13’ Sides of pronotum weakly rounded. Elytral setae recumbent. ( Figs. 16–16e, 16 View FIGURES 16–16 ’–16’e)....... S. gestroi View in CoL A. & F. Solari, 1923