Kennedy, William James, and Herbert Christian Klinger. 2026. “On the Ammonite Genus Rusoceras Van Hoepen, 1946, a Synonym of Pervinquieria (Pervinquieria) Böhm, 1910, from the Upper Albian of KwaZulu-Natal, South Africa”. Acta Geologica Polonica 76 (3):e90. https://doi.org/10.24425/agp.2026.158204.