1) Arthropod family 2) Family acrididae 3) Family locustidae 4) Locustidae 5) Short-horned grasshoppers 
The Acrididae are the predominant family of grasshoppers, comprising some 10,000 of the 11,000 species of the entire suborder Caelifera. The Acrididae are best known because all locusts (swarming grasshoppers) are of the Acrididae. The subfamily Oedipodinae is sometimes classified as a distinct family Oedipodidae in the superfamily Acridoidea. Acr...
[n] - short-horned grasshoppers
Acrididae The family of orthopterous insects which includes the true locusts and the grasshoppers with short antennae. Acrididae is the name of a large and diverse family of insects (order Orthoptera) which consists of the locusts and true grasshoppers. There are about 7,000 species in 1,100 genera.
family Acrididae noun short-horned grasshoppers; true locusts