Megalopsidiinae

Megalopsidiinae
	Megalopinus caelatus
Scientific classification
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Suborder:	Polyphaga
Infraorder:	Staphyliniformia
Superfamily:	Staphylinoidea
Family:	Staphylinidae
Subfamily:	Megalopsidiinae; Leng, 1920

The Megalopsidiinae are a subfamily of the Staphylinidae, rove beetles.^[1] They have large eyes, antennae with distinct di- or trisegmented clubs. The tarsal formula is 5-5-5. They have unique elongated processes at theanterior margin of the labrum. They are found in decaying trees and fungus-infested logs. In North America, one genus and two species: Megalopinus caelatus (Gravenhorst) and M. rufipes (LeConte) are known.

An extinct species known as Megalopinus extinctus is known from Burmese amber^[2]

Megalopinus caelatus
M. caelatus

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.
^ "Fossilworks: Megalopinus extinctus". fossilworks.org. Retrieved 7 January 2019.

External links[]

Megalopsidiinae at Bugguide.net. [1]

[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.

[2] "Fossilworks: Megalopinus extinctus". fossilworks.org. Retrieved 7 January 2019.

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