Trigonarthris

Trigonarthris is a genus of flower longhorn beetles in the family Cerambycidae, containing the following species: The name is derived from the Greek τρίγωνον (trigōnon) meaning triangle and ἄρθρον (arthron) meaning joint.

Species

 * Trigonarthris atrata (LeConte, 1850)
 * Trigonarthris minnesotana (Casey, 1913)
 * Trigonarthris proxima (Say, 1824)