ColeopteraTenebrionidae – Darkling Beetles

Strongylium hemistriatum

This record describes Strongylium hemistriatum (species). Recorded family: Tenebrionidae. Recorded order: Coleoptera.

Identification and Appearance

Strongylium hemistriatum - Strongylium hemistriatum
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton

Easily distinguished from all other Strongylium in our area by unusual elytral striae which are described as being sulcate on posterior half but not on anterior

Classification

Kingdom
Animalia
Phylum
Arthropoda
Class
Insecta
Order
Coleoptera (Beetles)
Suborder
Polyphaga
Superfamily
Tenebrionoidea
Family
Tenebrionidae (Darkling Beetles)
Subfamily
Stenochiinae
Tribe
Stenochiini
Genus
Strongylium

Imported taxonomy record. Source availability varies; see the source references and editorial policy below.

Habitat and Range

Geographic Range

across s.TX to se.LA / ne. Mex. - Map

Seasonal Activity

mostly: April to Aug ( 3 ) (BG data)

Additional species information

Species notes from the sources

Etymology: Strongylium hemistriatum Triplehorn & Spilman 1973

About Primitive Winged Insects: the wider group

Order-level background for Coleoptera, the group containing Strongylium hemistriatum. 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.

Explore Coleoptera families and species →

Photos of Strongylium hemistriatum (5)

Strongylium hemistriatum - photo 1
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton
Strongylium hemistriatum - photo 2
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton
Strongylium hemistriatum - photo 3
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton
Strongylium hemistriatum - photo 4
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton
Strongylium hemistriatum - photo 5
Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton

Photo credits: Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton

Frequently Asked Questions About Strongylium hemistriatum

What is Strongylium hemistriatum?

Strongylium hemistriatum is a species in the family Tenebrionidae, within the order Coleoptera.

How big is Strongylium hemistriatum?

12.3-13.8

How do you identify Strongylium hemistriatum?

Easily distinguished from all other Strongylium in our area by unusual elytral striae which are described as being sulcate on posterior half but not on anterior

Where is Strongylium hemistriatum found?

Range: across s.TX to se.LA / ne. Mex. - Map

When is Strongylium hemistriatum active?

Strongylium hemistriatum: seasonal activity - mostly: April to Aug ( 3 ) (BG data).

How we use and review source data. Source count does not imply independent verification.

Photo credits: Contributed by v belov; Additional contributions by Mike Quinn , Chuck Sexton. Contributors retain copyright over their individual contributions.