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Oxyporinae
	Oxyporus mexicanus
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Staphyliniformia
Superfamily:	Staphylinoidea
Family:	Staphylinidae
Subfamily:	Oxyporinae; Erichson, 1839
Genera and species
	Oxyporus Oxyporus mexicanus; Oxyporus femoralis; 4 more unnamed species; ;

The Oxyporinae are a subfamily of the Staphylinidae discovered in 1839 by Erichson.^[1] One genus, Oxyporus Fabricius, with 132 species, is found worldwide.^[2]

Anatomy

All Oxyporinae have prominent mandibles. Their apical labial palpomeres are very large and strongly securiform. Their tarsi, like most Staphylinidae, are 5-5-5.

Oxyporus mexicanus
Oxyporus mexicanus
Oxyporus femoralis

Ecology

Most Oxyporinae are fungivores. Their whole lifecycle involves fungi, as females construct egg-laying chambers in fungi and reproduce in them. Thus, most scientists inspect mushrooms and fleshy fungi to find these creatures.

References

^ 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.
^ Li, Guo-Feng (29 May 2020). "Staphylinidae: Oxyporinae) in Yunnan Province, China". Zootaxa. 4786 (1). Magnolia Press: 145–150. doi:10.11646/zootaxa.4786.1.12. PMID 33056504. S2CID 222833921.