A revised classification of the jumping plant-lice (Hemiptera: Psylloidea) Burckhardt, Daniel Ouvrard, David Zootaxa 2012 3509 1 34 C5H 1585420 [151,251,266,291] Insecta Liviidae Animalia Hemiptera 14 15 Arthropoda family  Diagnosis: Adult metatibia with an open crown of sclerotised apical spurs (sometimes grouped). Larva generally with multiple lanceolate setae or sectasetae. Tarsal arolium bearing unguitractor. Internal relationships: The family contains two probably monophyletic subfamilies.