XeniinaeXeniinae is a subfamily of grasshoppers in the family Proscopiidae. Xeniinae has 3 genera, 2 extant and 1 extinct, and about 16 described species, found in South America.GeneraThese three genera belong to the subfamily Xeniinae:Altograciosa - monotypic A. mirabilis Liana, 1980Astroma Charpentier, 1845Xenium - monotypic X. saburrae Liana, 1980