Amphasia interstitialis explained

Amphasia interstitialis, the red-headed ground beetle, is a species of ground beetle in the family Carabidae. It is native to North America.^{[1] [2] [3] [4]}

Description

Its size ranges from 8.5 to 10.2 mm (0.33 to 0.40 inches).^[5] It has dark elytra with an orange pronotum and head. Its antennae have 11 segments and are lighter orange. The legs are pale orange as well. The underside of its abdomen is dark with the rear end of the abdomen (and the rest of the underside) being orange.^[6]

Distribution

Amphasia interstitialis is widespread across the northeastern United States, slightly branching out into Ontario, Quebec, and the central United States.^[7]

It is found in covered places such as deciduous forests, usually in leaf litter and under stones and logs. It is also found in lowland habitats such as wetlands and mesic areas.^[8]

Further reading

• Book: Catalogue of Palaearctic Coleoptera, Volume 1: Archostemata - Myxophaga - Adephaga. 2017. Lobl . I.. Smetana . A.. Apollo Books. 978-90-04-33029-0.

Notes and References

1. Web site: Species Amphasia interstitialis . 2024-10-23 . bugguide.net . en.
2. Web site: NatureServe Explorer 2.0 . 2024-10-23 . explorer.natureserve.org.
3. Web site: Red-headed Ground Beetle (Amphasia interstitialis) . 2024-10-23 . iNaturalist . en.
4. Web site: Amphasia interstitialis (Say, 1823) . 2024-10-23 . www.gbif.org . en.
5. Book: Bousquet, Yves . Illustrated identification guide to adults and larvae of northeastern North American ground beetles: Coleoptera : Carabidae . 2010 . Pensoft . 978-954-642-522-5 . Pensoft series faunistica . Sofia.
6. Web site: Photos of Red-headed Ground Beetle (Amphasia interstitialis) · iNaturalist . 2024-10-23 . iNaturalist . en.
7. Bousquet . Yves . 2012-11-28 . Catalogue of Geadephaga (Coleoptera: Adephaga) of America, north of Mexico . ZooKeys . 245 . 1–1722 . 10.3897/zookeys.245.3416 . free . 23431087 . 3577090 . 2012ZooK..245....1B . 1313-2970.
8. 2023 . Saving pages on Cite Them Right . Saving Pages on Cite Them Right . 10.5040/9781350886155 .