Psylla, Geoffray, 1762

Halbert, Susan E. & Burckhardt, Daniel, 2020, The psyllids (Hemiptera: Psylloidea) of Florida: newly established and rarely collected taxa and checklist, Insecta Mundi 2020 (788), pp. 1-88 : 53

Key to Florida species of Psylla

1. Antennal segments 5–9 light with dark apex. Metatibia with 5 apical sclerotized spurs. On Carpinus L................................................................. P. carpinicola Crawford

— Antennal segments 5–9 completely dark brown or black. Metatibia with 6 apical sclerotized spurs. On Prunus L...................................................... P. sanguinea (Provancher)