Abronica purpureoanulata is a species of sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Abronicidae.MolluscaBase eds. (2026). MolluscaBase. Abronica purpureoanulata (Baba, 1961). Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=1036951 on 2026-03-31
Distribution This species was described from Seto Marine Biological Laboratory, Kii Peninsula and Tannowa, Osaka Bay, south coast of Honshu, Japan. It has also been reported from Hayama, Sagami Bay; Mukaishima, Seto Inland Sea; Awashima, Niigata Prefecture; Mera, Fukui Prefecture and Tsuruga Bay. As well as these localities in Japan it has been found in Hong Kong.Rudman, W.B., 2001 (July 30) Cuthona purpureoanulata (Baba, 1961). [In] Sea Slug Forum. Australian Museum, Sydney.
Migration Abronica purpureoanulata migrates from the Sea of Japan down to Taiwan in the winter months as they are unable to survive the freezing temperatures.
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