Seedcorn Beetles
Stenolophus
Classification
- Phylum: Arthropoda
- Subphylum: Hexapoda
- Class: Insecta
- Order: Coleoptera
- Suborder: Adephaga
- Family: Carabidae
- Subfamily: Harpalinae
- Supertribe: Harpalitae
- Tribe: Harpalini
- Subtribe: Stenolophina
- Genus: Stenolophus
Pronunciation
How to pronounce Stenolophus: /stɛˈnɒləfəs/
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Images
Summary
Stenolophus is a genus of seedcorn beetles, with over 190 described species predominantly found in the Holarctic region. They play an important ecological role as predators.
Physical Characteristics
Most species measure 5-8 mm in length with a compact body shape typical of the Carabidae family.
Identification Tips
Identification can be done through examination of body size, color patterns, and specific characteristics of the antennae and legs.
Habitat
Stenolophus species are commonly found in a variety of habitats, including forests, grasslands, and agricultural areas.
Distribution
Most diverse in the Holarctic region; some species are present in various areas worldwide.
Diet
As members of the Carabidae family, they are predatory insects, primarily feeding on other insects and small invertebrates.
Life Cycle
The life cycle of Stenolophus typically includes egg, larval, pupal, and adult stages, following a complete metamorphosis.
Ecosystem Role
As predators, they contribute to controlling pest populations in their ecosystems.
Collecting Methods
- Light traps
- Pitfall traps
- Hand collecting
Preservation Methods
- Ethanol
- Dry preservation
- Pinned specimens
Evolution
The genus Stenolophus evolved as part of the Carabidae family, which has diversified significantly due to various environmental adaptations.
Misconceptions
Some may confuse Stenolophus with other similar beetles, but they can be distinguished by their unique coloration and size.
Tags
- beetles
- Carabidae
- Stenolophus
- predators