1) Arthropod family 2) Family tettigoniidae 3) Long-horned grasshoppers 
Insects in the family Tettigoniidae are commonly called katydids or bush crickets. There are more than 6,400 species. They are also known as long-horned grasshoppers, although they are more closely related to crickets and weta than to any type of grasshopper. The name is derived from the genus Tettigonia, first described by Carl Linnaeus in 1748. ...
[n] - long-horned grasshoppers
Katydid - a family of large crickets.
family Tettigoniidae noun long-horned grasshoppers; katydids