Staphylinina

Pronunciation

How to pronounce Staphylinina: //ˌstæfəˈlaɪnɪnə//

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Summary

Ontholestes is a genus within the Staphylinina subtribe, containing a diverse range of large rove beetles adapted to moist environments and predominantly feeding on other invertebrates. With at least 20 described species, their ecological role and identification are significant in entomological studies.

Physical Characteristics

Ontholestes species are characterized by their elongated bodies and large size compared to other rove beetles. They generally possess a distinctly robust and flattened morphology with strong elytra.

Identification Tips

Identification can be made by examining the size and shape of the body, particularly the head and pronotum. Key identifying features include the presence of distinct setae on their surfaces and the general coloration which can vary among species.

Habitat

Ontholestes species are commonly found in moist environments such as decaying wood, leaf litter, and other organic matter. They often inhabit forested areas or areas with significant organic material.

Distribution

Species of Ontholestes are widely distributed, with occurrences noted in various geographical regions, primarily in temperate zones.

Diet

Ontholestes beetles are predominantly predators, feeding on other small invertebrates, including larvae and other soft-bodied insects.

Life Cycle

The life cycle of Ontholestes includes egg, larval, pupal, and adult stages. Development generally occurs within decaying organic matter, which provides both habitat and food for larvae.

Reproduction

Species in this genus mate and lay eggs in suitable habitats such as decomposing organic matter, where larvae can thrive upon hatching.

Ecosystem Role

Ontholestes plays a significant role in the ecosystem as a predator of other insects, aiding in the control of pest populations and contributing to the decomposition process of organic materials.

Collecting Methods

• Pitfall traps
• Hand collection in leaf litter
• Berlese funnel extraction

Preservation Methods

• Ethanol preservation
• Drying specimens
• Pinning specimens

Similar Taxa

• Staphylinus
• Aleochara

Misconceptions

There might be misunderstandings regarding their classification with other beetles, as they are often mistaken for similar-looking species due to their common habitat.

Tags

• Rove Beetles
• Staphylinidae
• Predators
• Insecta
• Coleoptera