Lesteva

Lesteva

Classification

Pronunciation

How to pronounce Lesteva: /lɛsˈteː.va/

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Summary

Lesteva is a genus of ocellate rove beetles comprising at least 60 described species, primarily occurring in the Holarctic region, particularly in the eastern half of North America.

Physical Characteristics

Ocellate rove beetles characterized by a slender body and unique eye morphology.

Identification Tips

Look for their ocellate eyes and slender, elongated bodies typical of the Staphylinidae family.

Habitat

Found in various habitats including forest floors, leaf litter, and under decaying logs.

Distribution

Holarctic; especially abundant in the eastern half of North America, with additional species in the Palaearctic region.

Diet

Primarily predatory, feeding on other small invertebrates.

Life Cycle

Life cycle includes larval and pupal stages before maturing into adult beetles.

Reproduction

Reproduction is sexual, with females laying eggs in suitable environments for larvae to develop.

Predators

Natural predators include birds and larger invertebrates.

Ecosystem Role

Help control pest populations by preying on other small arthropods, and contribute to nutrient cycling in their habitats.

Collecting Methods

  • Hand collection from leaf litter
  • Pitfall traps
  • Baited traps

Preservation Methods

  • Ethanol preservation
  • Pinning
  • Relaxing and mounting

Similar Taxa

Misconceptions

They are often mistaken for other beetles in the Staphylinidae family due to their similar shape and coloration.

Tags

  • Insects
  • Coleoptera
  • Rove Beetles
  • Biodiversity
  • Palaearctic