Related taxa: ----- * Larus glaucoides ---------- Larus glaucoides [glaucoides or kumlieni] --------------- Larus glaucoides glaucoides --------------- Larus glaucoides kumlieni ---------- Larus glaucoides thayeri Larus [argentatus (sensu lato) or glaucoides] ----- Larus [argentatus, cachinnans, vegae, fuscus or heuglini] ---------- Larus [argentatus, cachinnans or vegae] --------------- Larus [argentatus, smithsonianus or vegae] -------------------- Larus [argentatus or smithsonianus] ------------------------- * Larus argentatus ------------------------------ Larus argentatus argentatus ----------------------------------- Larus argentatus argentatus (argentatus) ----------------------------------- [ Larus argentatus argentatus (omissus) ] ------------------------------ Larus argentatus argenteus ------------------------- * Larus smithsonianus -------------------- Larus [vegae or mongolicus] ------------------------- * Larus vegae ------------------------------ Larus vegae (vegae) ------------------------------ [ Larus vegae (birulae) ] ------------------------- * Larus mongolicus --------------- Larus [cachinnans, michahellis, barabensis or armenicus] -------------------- Larus [cachinnans, michahellis or barabensis] ------------------------- Larus [cachinnans or barabensis] ------------------------------ * Larus cachinnans ----------------------------------- Larus cachinnans (cachinnans) ----------------------------------- [ Larus cachinnans (ponticus) ] ------------------------------ * Larus barabensis ------------------------- * Larus michahellis ------------------------------ Larus michahellis michahellis ----------------------------------- Larus michahellis michahellis (michahellis) ----------------------------------- [ Larus michahellis michahellis (lusitanius) ] ------------------------------ Larus michahellis atlantis -------------------- * Larus armenicus ---------- Larus [fuscus or heuglini] --------------- * Larus fuscus -------------------- Larus fuscus [fuscus or intermedius] ------------------------- Larus fuscus fuscus ------------------------- Larus fuscus intermedius -------------------- Larus fuscus graellsii --------------- * Larus heuglini -------------------- Larus heuglini heuglini ------------------------- Larus heuglini heuglini (heuglini) ------------------------- [ Larus heuglini heuglini (antelius) ] -------------------- Larus heuglini taimyrensis

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