Figures 3–8. Representative treehoppers of Delaware Water Gap National Recreation Area, I. 3, Archasia belfragei (♂). 4, Atymna querci (♀). 5, A. querci (♂). 6, Cyrtolobus arcuatus (♀). 7, C. discoidalis (♀). 8, C. dixianus (♀). For species with sexual dimorphism, figures of both males and females are shown. Photographs of a single sex of a species indicate little sexual dimorphism except C. arcuatus and C. discoidalis, where only females were collected.