Published online by Cambridge University Press: 31 May 2012
Eight new nearctic deltocephaline leafhoppers are described and illustrated: Palus beirnei, Rosenus pendulus, R. decurvus, R. transarcticus, Laevicephalus saskatchewanensis, Flexamia satilla, Deltocephalus serpentinus, and D. mystax. All known nearctic species of Palus and Rosenus are illustrated and keyed.