Triplax thoracica
This record describes Triplax thoracica (species). Recorded family: Erotylidae. Recorded order: Coleoptera.
Identification and Appearance

Identification notes
T. flavicollis vs. T. thoracica
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Cucujoidea
- Family
- Erotylidae (Pleasing Fungus Beetles)
- Subfamily
- Erotylinae
- Tribe
- Tritomini
- Genus
- Triplax
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
e. NA to n. AB (NB-FL to AB-NM) - Map ,
Diet and Behavior
Diet: Includes oyster mushrooms ( Pleurotus ):
Additional species information
Species notes from the sources
Etymology: Triplax thoracica Say 1825
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Triplax thoracica. Species-specific details appear above.
Group overview
Coleoptera is the largest order of insects with over 400,000 described species, representing ~25% of all known animal species and ~40% of all insects. In the U.S. alone, nearly 30,000 beetle species have been identified.
Ecological role of the group
Beetles are prominent decomposers, especially in forests, breaking down dead wood and recycling nutrients. As predators, they reduce populations of pest insects. Many species are also important pollinators of flowering plants.
Economic and practical significance of the group
Beetles have major economic significance: leaf beetles (Chrysomelidae) and weevils (Curculionoidea) are among the most destructive agricultural pests globally, costing billions annually, while predatory species like ladybugs provide natural pest control.
Recorded sources for this group: Britannica, Smithsonian, NCSU Entomology. Imported estimates may describe particular regions or reporting periods.
Photos of Triplax thoracica (5)
Photo credits: Contributed by Joyce Gross; Additional contributions by Bbarnd , Mike Quinn , ceiseman , v belov
Frequently Asked Questions About Triplax thoracica
How big is Triplax thoracica?
3-5.6 mm
How do you identify Triplax thoracica?
T. flavicollis vs. T. thoracica
Where is Triplax thoracica found?
Range: e. NA to n. AB (NB-FL to AB-NM) - Map ,
What does Triplax thoracica eat?
The diet of the Triplax thoracica includes Includes oyster mushrooms ( Pleurotus ):.
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