An annotated checklist of the psyllids of California (Hemiptera: Psylloidea) Author Percy, Diana M. Author Rung, Alessandra Author Hoddle, Mark S. text Zootaxa 2012 3193 1 27 journal article 45437 10.5281/zenodo.280093 561b604f-8a0a-4747-8473-985e3791e07f 1175-5326 280093 macula Journet & Vickery, 1979 Type locality : USA , California, Pennsylvania. Additional distribution : Kansas, Maryland, Utah, Virginia. Host plant : Uncertain, may be one of Artemisia dracunculus , Erigeron canadensis or Echinacea angustifolia ( Hodkinson 1988 ) .