Sometimes called "true katydids",[citation needed] together with the crickets of suborder Ensifera, they form part of the insect order Orthoptera which also contains grasshoppers.

Many species closely resemble fresh or dried leaves, including veins, various blotches and even bite marks.

: (Brunner von Wattenwyl 1895) - Central Africa and Asia: including India, Indo-China, Malesia and the Philippines Auth.

: (Brunner von Wattenwyl 1895) - West and central Africa; Australasia: India through to Pacific islands Auth.

: (Beier, 1960) - Panama to Southern America Due to the great diversity of this subfamily, it is not unequivocally delimited yet.