Reference
Günther Wewalka, Albrecht Schmaedick, Mario A. Toledo, Albrecht Komarek, Michael Balke, Manfred A. Jäch (2023): A faunistic account of aquatic Coleoptera from the Samoan Archipelago (Pacific Ocean) (Coleoptera: Gyrinidae, Dytiscidae, Noteridae, Hydrophilidae excl. Sphaeridiinae) – Koleopterologische Rundschau – 93_2023: 13 - 36.