Gabrius astutoides

Classification

Pronunciation

How to pronounce Gabrius astutoides: //ˈɡab.ri.us əs.tuːˈtɔɪ.diːz//

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Summary

Gabrius astutoides is a beetle species belonging to the Staphylinidae family, introduced from Europe and primarily found in the northeastern United States and Canada. It resembles the native species Gabrius astutus and primarily exists in moist habitats. Its ecological role as a predator helps manage invertebrate populations.

Physical Characteristics

Very similar in appearance to the Palearctic species Gabrius astutus, differentiated mainly by the structure of the aedeagus.

Identification Tips

Examine the aedeagus to distinguish from the similar Gabrius astutus.

Habitat

Typically found in moist environments such as leaf litter, decaying organic matter, and under stones.

Distribution

Introduced from Europe, mostly found in northeastern North America, with a westernmost record from Manitoba. The earliest specimens in North America were collected in 1936 from Pennsylvania.

Diet

Predominantly predatory, feeding on smaller invertebrates.

Life Cycle

Information unavailable.

Reproduction

Information unavailable.

Predators

Information unavailable.

Conservation Status

Information unavailable.

Ecosystem Role

As a predatory beetle, it helps control the populations of other small invertebrates.

Economic Impact

Information unavailable.

Cultural Significance

Information unavailable.

Health Concerns

Information unavailable.

Collecting Methods

  • Hand collecting
  • Pitfall traps

Preservation Methods

  • Ethanol preservation
  • Pinning

Evolution

Part of the diverse family Staphylinidae, which showcases a wide range of adaptations among species.

Misconceptions

Not generally regarded as harmful or dangerous. Misunderstood due to their similar appearance to other beetles.

Tags

  • beetle
  • Staphylinidae
  • Gabrius
  • North America
  • invasive species