Trigonopterygoidea

The Trigonopterygoidea are an insect superfamily in the Orthoptera: Caelifera. Sometimes described as leaf grasshoppers, American species in the Xyronotidae have also been called razor-backed bush-hoppers.

Families and distribution
The Orthoptera Species File lists two families:
 * Trigonopterygidae Walker, 1870 : found in south and south-east Asia
 * 1) subfamily Borneacridinae Kevan, 1952
 * 2) subfamily Trigonopteryginae Walker, 1870
 * Xyronotidae Bolívar, 1909 : found in Central America north to Mexico
 * 1) genus Axyronotus Dirsh & Mason, 1979
 * 2) genus Xyronotus Saussure, 1884