Prismosticta tiretta is a species of insect belonging to the family Cerambycidae, commonly known as longhorn beetles. It is characterized by its elongated body, reaching lengths of up to 5 centimeters. The species is known for its vibrant coloration, with a metallic green or blue exoskeleton and distinct yellow markings. Prismosticta tiretta is primarily found in tropical rainforests, where it feeds on tree sap and plays a role in pollination.