Nematodes penetrans
This record describes Nematodes penetrans (species). Recorded family: Eucnemidae. Recorded order: Coleoptera.
Identification and Appearance

Classification
- Kingdom
- Animalia
- Phylum
- Arthropoda
- Class
- Insecta
- Order
- Coleoptera (Beetles)
- Suborder
- Polyphaga
- Superfamily
- Elateroidea
- Family
- Eucnemidae (False Click Beetles)
- Subfamily
- Dromaeolinae
- Tribe
- Nematodini
- Genus
- Nematodes
Imported taxonomy record. Source availability varies; see the source references and editorial policy below.
Habitat and Range
Geographic Range
e NA (TX-LA-QC-WI); uncommon
Diet and Behavior
Diet: reported hosts: Acer, Fagus, Ulmus
Additional species information
Species notes from the sources
Etymology: Nematodes penetrans (LeConte) Orig. Comb: Emathion penetrans LeConte, 1852
About Primitive Winged Insects: the wider group
Order-level background for Coleoptera, the group containing Nematodes penetrans. 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 Nematodes penetrans (5)
Photo credits: Contributed by Jim McClarin; Additional contributions by Mike Quinn , Robert Otto , v belov
Frequently Asked Questions About Nematodes penetrans
How big is Nematodes penetrans?
3.2-8.1 mm
Where is Nematodes penetrans found?
Range: e NA (TX-LA-QC-WI); uncommon
What does Nematodes penetrans eat?
The diet of the Nematodes penetrans includes reported hosts: Acer, Fagus, Ulmus.
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