Chlidonias Rafinesque 1822 (tern)
Reptilia - Charadriiformes - Laridae
PaleoDB taxon number: 276242
Synonym: Hydrochelidon Boie (taxon 335558)
Parent taxon: Laridae according to J. F. Clements et al. 2017
Sister taxa: Anoinae, Anous, Chroicocephalus, Creagrus, Gaviota, Gelochelidon, Gyginae, Gygis, Halcyornis, Hydrocoloeus, Hydroprogne, Larinae, Larosterna, Larus, Leucophaeus, Limosavis, Onychoprion, Pagophila, Pseudosterna, Rhodostethia, Rissa, Rynchopinae, Sterna, Sterninae, Sternula, Thalasseus, Xema
Subtaxa: Chlidonias albostriatus, Chlidonias niger
Ecology: ground dwelling carnivore