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

Species Triplax festiva

Pleasing Fungus Beetle - Triplax festiva Triplax festiva Lacordaire - Triplax festiva Orange & black beetle - Triplax festiva orange and black beetle - Triplax festiva Pleasing Fungus Beetle - Triplax festiva Pleasing Fungus Beetle - Triplax festiva Triplax festiva Triplax festiva
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 Cucujoidea (Sap, Bark and Fungus Beetles)
No Taxon (Erotylid series)
Family Erotylidae (Pleasing Fungus Beetles)
Subfamily Erotylinae (Pleasing Fungus Beetles)
Tribe Tritomini
Genus Triplax
Species festiva (Triplax festiva)
Explanation of Names
Triplax festiva Lacordaire 1842
festiva = 'colorful, festive'
4.4-6.5 mm (Goodrich & Skelley 1993)
color pattern unique among our erotylids
e NA (QC-FL to MI-TX)(1)(2)
in woodlands on bracket fungi; sometimes in surrounding leaf litter
larvae and adults feed on Inonotus polypore
Print References
Goodrich M.A., Skelley P.E. (1993) The pleasing fungus beetles of Illinois (Coleoptera: Erotylidae). Part II. Triplacinae - Triplax and Ischyrus. Trans. Illinois State Acad. Sci. 84: 153-171. (Full text)
Works Cited
1.Checklist of beetles (Coleoptera) of Canada and Alaska. Second edition
Bousquet Y., Bouchard P., Davies A.E., Sikes D.S. 2013. ZooKeys 360: 1–402.
2.The Beetles of Northeastern North America, Vol. 1 and 2.
Downie, N.M., and R.H. Arnett. 1996. The Sandhill Crane Press, Gainesville, FL.