Microbregma

Seidlitz, 1889

Species Guides

1

Microbregma is a of beetles in the Ptinidae, containing only the Microbregma emarginatum. It is native to North America and associated with forested . The genus was established by Seidlitz in 1889.

Microbregma emarginatum-L1-5157 (46749304481) (cropped) by Insects, Insekten, Insectes, Insetti! from Bern, Switzerland. Used under a CC BY-SA 2.0 license.Coleoptera-anobiidae-anobiinae-ptilininae-xyletininae-div-L1-5157 (46749304481) by Insects, Insekten, Insectes, Insetti! from Bern, Switzerland. Used under a CC BY-SA 2.0 license.Microbregma emarginatum-L1-5157 (46749304481) (cropped) (cropped) by Insects, Insekten, Insectes, Insetti! from Bern, Switzerland. Used under a CC BY-SA 2.0 license.

Pronunciation

How to pronounce Microbregma: //ˌmaɪ.kroʊˈbrɛɡ.mə//

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Images

Habitat

Hardwood and softwood forests. Collections have been made from pine, hemlock, hickory, and spruce.

Distribution

Native to North America. GBIF records indicate presence in Norway (NO) and Sweden (SE), though these may represent introductions or data artifacts.

Diet

Larvae feed on bark.

Host Associations

  • Pinus - collected frompine
  • Tsuga - collected fromhemlock
  • Carya - collected fromhickory
  • Picea - collected fromspruce

More Details

Taxonomic placement

Some sources (e.g., GBIF) place Microbregma in Anobiidae rather than Ptinidae. The is , with Microbregma emarginatum as the sole .

iNaturalist observations

The has 20 observations on iNaturalist, suggesting it is rarely encountered or underreported.

Sources and further reading