The psyllids (Hemiptera: Psylloidea) of Florida: newly established and rarely collected taxa and checklist Author Halbert, Susan E. Division of Plant Industry, Florida Department of Agriculture and Consumer Services, P. O. Box 147100, Gainesville, Florida 32614 - 7100 USA Author Burckhardt, Daniel Naturhistorisches Museum, Augustinergasse 2, 4001 Basel, Switzerland text Insecta Mundi 2020 2020-09-25 2020 788 1 88 journal article 7877 10.5281/zenodo.4564694 cf4856a2-ba4a-4a53-bcf4-9ac3dc863677 1942-1354 4564694 2454C96B-5D17-4162-A3BB-296F5C0DC216 Calophya nigripennis Riley, 1884 ( Fig. 97 ) Materials examined. USA : Florida : Alachua County : Gainesville, San Felasco Hammock, 10.iv.2014 , Rhus copallinum (Susan Halbert, Rodrigo Diaz, Carolina Arguijo, Kevin Williams) ( FSCA # E2014-2328) ( FSCA , dry and slide mounted). Diagnosis. Adults differ from other species in the black forewings. Immatures ( Fig. 97 ) develop on winged sumac ( Rhus copallinum ) in northern Florida . Distribution. Distributed widely in the eastern USA including northern Florida ( Hodkinson 1988 ). Figures 97–101. Calophya , Mastigimas and Diaphorina . 97) Immatures of Calophya nigripennis . 98) Adult of Mastigimas ernstii . 99) Fifth instar immature of Mastigimas ernstii . 100) Adult of Diaphorina citri . 101) Immature of Diaphorina citri . (Photos by José Rodriguez, USDA, ARS: 97; Jeff Lotz, FDACS, DPI: 98, 99; Jeffrey Lotz and David Ziesk, FDACS, DPI: 100, 101). Host plants. Rhus copallinum L. ( Anacardiaceae ). Comments. Immatures develop on stems ( Fig. 97 ) or leaves of winged sumac. Adults can be found in early April.