Contacyphon cooperi
This record describes Contacyphon cooperi (species). Recorded family: Scirtidae. Recorded order: Coleoptera.
Identification and Appearance

Like americanus Pic in form, color, vestiture and punctuation but with the subbasal impression on each elytron transverse, not oblique as in americanus , and the large sub-apical impression also not oblique. The third antennal joint is slightly longer than the second and shorter than the fourth. The last ventral segment is arcuately emarginate at middle. Type Locality: Long Island, NY
Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Scirtoidea
- Family
- Scirtidae (Marsh Beetles)
- Genus
- Contacyphon
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
eastern United States
Additional species information
Species notes from the sources
Etymology: Contacyphon cooperi (Schaeffer)
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Contacyphon cooperi. 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 Contacyphon cooperi (2)
Photo credits: Contributed by v belov; Additional contributions by Mike Quinn , mpintar
Frequently Asked Questions About Contacyphon cooperi
What is Contacyphon cooperi?
Contacyphon cooperi is a species in the family Scirtidae, within the order Coleoptera.
How big is Contacyphon cooperi?
Length 2.25-2.5 mm
How do you identify Contacyphon cooperi?
Like americanus Pic in form, color, vestiture and punctuation but with the subbasal impression on each elytron transverse, not oblique as in americanus , and the large sub-apical impression also not oblique. The third antennal joint is slightly longer than the second and shorter than the fourth. The last ventral segment is arcuately emarginate at middle.
Where is Contacyphon cooperi found?
Range: eastern United States
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