PaleoDB taxon number: 369045

Belongs to Larus according to J. F. Clements et al. 2017

Sister taxa: Larus (Larus), Larus argentatus, Larus cachinnans, Larus californicus, Larus canus, Larus delawarensis, Larus dolnicensis, Larus dominicanus, Larus elmorei, Larus fuscus, Larus glaucescens, Larus lacus, Larus marinus, Larus perpetuus, Larus utunui