Priacma is a genus of beetles in the family Cupedidae. It contains a single extant species, Priacma serrata native to western North AmericaArnett, R.H., Jr. & M. C. Thomas, eds. American Beetles, Volume 1: Archostemata, Myxophaga, Adephaga, Polyphaga: Staphyliniformia. Boca Raton, FL: CRC Press, 2001. p. 20. and one fossil species, P. megapuncta from the Cenomanian aged Burmese amber. Species previously assigned to the genus from the Yixian Formation of China have been subsequently placed in the separate genus Apriacma.
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ION Nomenclator Zoologicus