The Tamarix feeding Leafhopper genus Opsius Fieber, 1866 (Hemiptera, Cicadellidae, Deltocephalinae, Opsiini) in the Kingdom of Saudi Arabia, with description of a new species

Habitus of Opsius spp. 1–4. O. heydeni (Lethierry), ♂, 1. dorsal view; 2. lateral view; 3. dorsal view of head and thorax; 4. face; 5–8. O. richteri Dlabola, ♂, 5. dorsal view; 6. lateral view; 7. dorsal view of head and thorax; 8. face; 9–12. O. scutellaris (Lethierry), ♂, 9. dorsal view; 10. lateral view; 11. dorsal view of head and thorax; 12. face; 13–18. O. versicolor (Distant), ♂, 13. dorsal view; 14. lateral view; 15. dorsal view of head and thorax; 16. face; 17. ♀, dorsal view; 18. ♀, dorsal view of head and thorax; 19–22. O. wilsoni sp. nov., ♂, 19. dorsal view; 20. lateral view; 21. dorsal view of head and thorax; 22. face.