Trigonopsis

Trigonopsis is a genus of grasshoppers in the family Acrididae. The genus was described by Karl Brunner von Wattenwyl in 1893. Species in this genus are found in South America, primarily in the Amazon basin and surrounding regions. They are characterized by their medium to large size and often vibrant coloration, though this can vary. Trigonopsis grasshoppers are herbivorous and typically inhabit grasslands and savannas.

The taxonomy of Trigonopsis has been subject to revision, with some species previously placed in other genera being reclassified. Research into their specific ecological roles and behaviors is ongoing. Like other grasshoppers, Trigonopsis species undergo incomplete metamorphosis. Their life cycle consists of egg, nymph, and adult stages. Nymphs resemble smaller versions of the adults and molt several times as they grow.

Adult Trigonopsis grasshoppers are capable of flight, using their wings for dispersal and escape from predators. Their diet consists mainly of grasses and other herbaceous plants. Predators include birds, reptiles, and larger insects. The distribution of Trigonopsis is linked to the availability of suitable habitat, which is often influenced by rainfall patterns and vegetation type. Further studies are needed to fully understand the diversity and conservation status of this genus.