Brithysternum is a genus of ground beetle in the subfamily Broscinae. The genus was described by William John Macleay in 1873 with the genus being found in Australia and containing the following species:
Brithysternum calcaratum Macleay, 1873 Brithysternum macleayi Sloane, 1910 Brithysternum nodosum Sloane, 1910
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