Trigonogenium

{{short description|Genus of beetles}}

{{Italic title}}

{{Taxobox

| name = Trigonogenium

| regnum = Animalia

| phylum = Arthropoda

| classis = Insecta

| ordo = Coleoptera

| subordo = Polyphaga

| superfamilia = Buprestoidea

| familia = Buprestidae

| genus = Trigonogenium

| genus_authority = Harold, 1869

}}

Trigonogenium is a genus of beetles in the family Buprestidae, the jewel beetles. Species are native to Chile and Argentina.{{in lang|es}} Cobos, A. (1986). [https://www.biodiversitylibrary.org/page/32166054#page/285/mode/1up Revisión del género Trigonogenium Gemminger & Harold (Coleoptera: Buprestidae).] Revista Chilena De Entomología 13 31-35.Bílý, S. (2009). [http://www.mapress.com/zootaxa/2009/f/z02108p068f.pdf A new genus and species of the tribe Trigonogeniini Cobos, 1956, from Belize (Coleoptera: Buprestidae).] Zootaxa 2108 65-68.

Species include:{{cite web |url=https://cerambycids.com/Buprestidae/WorldCat/Genera/Trigonogenium.htm |title=Genus Trigonogenium |author=Bellamy, C. L. |date=2013 |work=A Checklist of World Buprestoidea |accessdate=7 Sep 2021}}

• Trigonogenium angulosum (Solier, 1849)
• Trigonogenium biforme Cobos, 1986
• Trigonogenium subaequale (Fairmaire & Germain, 1864)