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

Upcoming Events

Spring 2021 gathering in Louisiana, April 28-May 2. Here's how to add your images.

National Moth Week 2020 photos of insects and people.

Photos of insects and people from the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama


Genus Purpuricenus - Purplescent Longhorns

Red and black Long-horned Beetle - Purpuricenus humeralis Purpuricenus axillaris Haldeman - Purpuricenus axillaris Purpuricenus paraxillaris Cerambycid - Purpuricenus humeralis Bug on Car - Purpuricenus humeralis Black and red longhorn beetle. What species?  - Purpuricenus humeralis Purpuricenus - Purplescent Longhorns - Purpuricenus Red Shouldered Pine Borer - Purpuricenus humeralis
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 Trachyderini
Subtribe Trachyderina
Genus Purpuricenus (Purplescent Longhorns)
6 spp. in the New World, all in our area(1), ~60 spp. total(2)
review in(2)
all faunal regions except the Neotropics, most diverse in the Palaearctic and Oriental regions(2); in our area, 3 spp. in e. US (one ranging into adjacent Canada, QC-MB), 2 spp. in TX and 1 sp. in CA(1)
Larvae feed on hardwoods(3)
Adults attracted to baits(3)
Works Cited
1.New World Cerambycidae Catalog
2.Review of the genus Purpuricenus Dejean (Coleoptera: Cerambycidae) in North America
T.C. MacRae. 2000. Pan-Pacific Entomologist 76: 137-169.
3.Field Guide to Northeastern Longhorned Beetles (Coleoptera: Cerambycidae)
Douglas Yanega. 1996. Illinois Natural History Survey.