Polyacanthia is a genus of longhorn beetles of the subfamily Lamiinae,Biolib.cz - Polyacanthia. Retrieved on 8 September 2014. containing the following species:

Polyacanthia femoralis (Sharp, 1886) Polyacanthia flavipes (White, 1846) Polyacanthia fonscolombei Montrouzier, 1861 Polyacanthia medialis (Sharp, 1886) Polyacanthia simplex (Bates, 1874) Polyacanthia stictica (Bates, 1874) Polyacanthia strandi Breuning, 1939

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