Aves - Suliformes - Fregatidae
Parent taxon: Suliformes according to J. F. Clements et al. 2017
See also Bourdon et al. 2005, Carroll 1988, del Hoyo et al. 2014, Kurochkin 2000, Livezey and Zusi 2007, Mayr 2005, Mayr 2011, Mayr 2022, Olson 1975, Olson 1977, Olson 1985, Olson and Matsuoka 2005 and Stidham 2015
Sister taxa: Anhingidae, Mangystania, Phalacrocoracidae, Plotopteridae, Sulidae
Subtaxa: Fregata Fregatinae Limnofregata Limnofregatinae
Ecology: ground dwelling carnivore
Distribution:
• Quaternary of American Samoa (1 collection), Brazil (1), Cook Islands (4), French Polynesia (5), the Marshall Islands (2), Micronesia (4), Northern Mariana Islands (1), Pitcairn (9), Saint Helena (8), Solomon Islands (6), Venezuela (1)
• Eocene of United States (8: Virginia, Wyoming)
Total: 50 collections including 66 occurrences