any insect of the Gampsocleis genus, especially the species Gampsocleis sinensis, known for their loud chirping

Gampsocleis genus (grasshoppers and crickets)

eastern shield-backed katydid (genus Atlanticus)

katydid or long-horned grasshopper (family Tettigoniidae)

Tettigonioidea (superfamily including katydids and crickets)

Tettigoniidae (the family of insects including katydids and bush crickets)