Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

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Calendar

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National Moth Week was July 19-27, and the Summer 2025 gathering in Louisiana, July 19-27

Photos of insects and people from the 2024 BugGuide gathering in Idaho July 24-27

Moth submissions from National Moth Week 2024

Photos of insects and people from the 2022 BugGuide gathering in New Mexico, July 20-24

Photos of insects and people from the Spring 2021 gathering in Louisiana, April 28-May 2

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


Family Cucujidae - Flat Bark Beetles

Representative Images

Halloween cucujid - Cucujus clavipes Red Flat Bark Beetle - Cucujus clavipes beetle larva - Cucujus clavipes Cucujus clavipes Cucujus clavipes? - Cucujus puniceus Possible Beatle?? - Cucujus clavipes Cucujidae? - Cucujus puniceus Cucujidae: Cucujus clavipes - Cucujus puniceus

Classification

Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Coleoptera (Beetles)
Suborder Polyphaga
No Taxon (Series Cucujiformia)
Superfamily Cucujoidea
No Taxon (Cucujid series)
Family Cucujidae (Flat Bark Beetles)

Explanation of Names

Cucujidae Latreille 1802

Numbers

7 spp. in 2 genera in our area, ~60 spp. in 5 genera worldwide(1)(2)

Size

6-25 mm

Identification

Flattened elongate body, 11-segmented antennae, elytra rounded at its apex, 5 abdominal sternites

Range

represented on all continents except Africa, most diverse in the Holarctic Region(3)

Habitat

adults and larvae usually found under bark of dead trees(3)

Food

adults and larvae presumably predaceous on other arthropods(3)