TripleSpine

Triacanthidae, (from Ancient Greek τρι- (tri-), meaning "three", and ἄκανθα (ákantha), meaning "spine") known as the triplespines or tripodfishes, is a family of marine ray-finned fishes belonging to the order Tetraodontiformes, which also includes the pufferfishes, boxfishes, filefishes and related groups. The family is made up of four extant genera and three extinct genera which are known from fossils.