An annotated checklist of the psyllids of California (Hemiptera: Psylloidea) Percy, Diana M. Rung, Alessandra Hoddle, Mark S. Zootaxa 2012 3193 1 27 P6CF Jensen, 1956 Jensen 1956 [151,480,151,176] Insecta Psyllidae Cacopsylla Animalia Hemiptera 10 11 Arthropoda species nigranervosa    Typelocality: USA, California.  Host plant: Possibly  Cercocarpus; adults have been collected from  Senna armataand  Hoffmannseggia microphylla(these are CSCAhost records that need confirmation).