Common Gull Larus canus
In a review of the nomenclature of the East Asian populations of Common Gull, Mlíkovský (2012) has shown that the name L. c. kamtschatschensis (Bonaparte, 1857) is a nomen nudum and that the correct name for this taxon is L. c. camtschatschensis (Bruch, 1855).
Mlíkovský, J. 2012. Nomenclatural notes on the East Asian form of the Mew Gull Larus canus Linnaeus, 1758 (Aves: Laridae). Zootaxa 3356: 65–68.