Proteininae

Proteininae is a subfamily of Staphylinidae.^[1]

Proteininae
Megarthrus americanus
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Staphylinidae
Subfamily:	Proteininae Erichson, 1839

Anatomy

• Broad bodied.
• Small, under 3 mm.
• Elytra long, covering first visible abdominal tergite.
• Tarsi 5-5-5 in NA, 4-4-4 in some southern hemisphere taxa.

• 
  Megarthrus americanus
• 
  Proteinus sp.

Ecology

• Habitat: found in fungi, under bark, in decaying vegetation, forest leaf litter.
• Collection method: sift/Berlese leaf litter.
• Biology: saprophages or mycophages.

Systematics

Two genera and 22 species in North America.

References

1. Newton, A. F., Jr., M. K. Thayer, J. S. Ashe, and D. S. Chandler. 2001. 22. Staphylinidae Latreille, 1802. p. 272–418. In: R. H. Arnett, Jr., and M. C. Thomas (eds.). American beetles, Volume 1. CRC Press; Boca Raton, FL. ix + 443 p.

External links

• Proteininae at Bugguide.net.