Trigonorhinus sticticus
This record describes Trigonorhinus sticticus (species). Recorded family: Anthribidae. Recorded order: Coleoptera.
Identification and Appearance

Each elytron with a prominent discal brown spot Det. V. Belov, 2020
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Curculionoidea
- Family
- Anthribidae (Fungus Weevils)
- Subfamily
- Anthribinae
- Genus
- Trigonorhinus
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Habitat
wet prairie ( 3 )
Geographic Range
e. NA, Calif. / Mex. - Map
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Trigonorhinus sticticus. 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 Trigonorhinus sticticus (5)
Photo credits: Contributed by tom murray; Additional contributions by Mike Quinn , v belov
Frequently Asked Questions About Trigonorhinus sticticus
What is Trigonorhinus sticticus?
Trigonorhinus sticticus is a species in the family Anthribidae, within the order Coleoptera.
How do you identify Trigonorhinus sticticus?
Each elytron with a prominent discal brown spot Det. V. Belov, 2020
Where is Trigonorhinus sticticus found?
| Feature | Details |
|---|---|
| Habitat | wet prairie ( 3 ) |
| Range | e. NA, Calif. / Mex. - Map |
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