Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes


Species Rosalia funebris - Banded Alder Borer

Beetle??? - Rosalia funebris beetle - Rosalia funebris July visitor - Rosalia funebris Black and white bug Okanagan Valley, BC - Rosalia funebris Mating on Maple - Rosalia funebris - male - female Love triangle? - Rosalia funebris - male - female Beetle from the wood shed - Rosalia funebris Rosalia funebris ? - Rosalia funebris
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga (Water, Rove, Scarab, Long-horned, Leaf and Snout Beetles)
No Taxon (Series Cucujiformia)
Superfamily Chrysomeloidea (Long-horned and Leaf Beetles)
Family Cerambycidae (Long-horned Beetles)
Subfamily Cerambycinae
Tribe Compsocerini
Genus Rosalia
Species funebris (Banded Alder Borer)
Other Common Names
California Laurel Borer
Synonyms and other taxonomic changes
Rosalia funebris Motschulsky 1845
monotypic genus (1)
Adult: 23.0-40.0 mm, (not including antennae)

Black with broad blue-white stripes across elytra. Pronotum white with a black spot in the center. Very long antennae alternately banded black and white.
CA-NM-BC, AK (1),(J. McNamara)
Larvae feed in dead hardwood trees: maple, alder, oak, willow, etc.
sometimes attracted to fresh paint...
See Also
Asian Longhorn Beetle is superficially similar but a non-native pest species.
Print References
Ray, Ann M. et al. 2009. Male-Produced Aggregation Pheromone of the Cerambycid Beetle Rosalia funebris. J. Chem. Ecol. 35: 96-103.
Internet References
distribution in Canada and Alaska; PDF doc list (J. McNamara, Cerambycidae, in Checklist of Beetles of Canada and Alaska)