Larus melanocephalus relictus Lönnberg, Ark. f. Zool. 23 B (2) : 1-5 - Uppsala 1931, "A remarkable gull from the Gobi Desert".= Larus relictus Lönnberg, 1931
Holotype : Tsondol, Edzingol, Mongolia. 24 april. Söderbom. Coll. nr. 78Click on the picture for enlargement.