Trigonarthris proxima
- kingdom: Animalia
- phylum: Arthropoda
- class: Insecta
- order: Coleoptera
- family: Cerambycidae
- genus: Trigonarthris
- species: Trigonarthris proxima
- Medicine Hat
Alberta- Winnipeg
Manitoba- Prince Edward
- Tobermory
Ontario- Montréal
Quebec
Canada- Mantua
Virginia
United States