Parent: Laridae (Gulls)

└─ Larus (Gulls)

└─── Larus argentatus (Herring gull)

└─── Larus armenicus (Armenian gull)

└─── Larus atlanticus (Olrog's gull)

└─── Larus belcheri (Band-tailed gull)

└─── Larus cachinnans (Yellow-legged gull)

└─── Larus californicus (California gull)

└─── Larus canus (Mew gull)

└─── Larus crassirostris (Black-tailed gull)

└─── Larus delawarensis (Ring-billed gull)

└─── Larus dominicanus (Kelp gull)

└─── Larus fuscus (Lesser black-backed gull)

└─── Larus glaucescens (Glaucous-winged gull)

└─── Larus glaucoides (Iceland gull)

└─── Larus heermanni (Heermann's gull)

└─── Larus hyperboreus (Glaucous gull)

└─── Larus livens (Yellow-footed gull)

└─── Larus marinus (Great black-backed gull)

└─── Larus michahellis (Yellow-legged gull)

└─── Larus occidentalis (Western gull)

└─── Larus pacificus (Pacific gull)

└─── Larus schistisagus (Slaty-backed gull)

└─── Larus smithsonianus (American herring gull)

└─── Larus thayeri (Thayer's gull)

└─── Larus vegae (Vega gull)