Insects and Spiders - native

Banded Alder Borer (Rosalia funebris) on Aug 16, 2025

Originally reported as Longhorn Beetles (Cerambycidae)

Submitter does not have a specimen

Description of specimen

A very large decorative bug that caused quite the reaction to people walking by.

Commentary

Thank you for your report! Yes, Banded alder borer is one of our showiest beetles. It looks like it could be tropical!

Tom Valente
Aug. 18, 2025, 1:26 a.m.