Suborder Pelecanoidi (bird)
Parent taxon: Procellariiformes according to B. C. Livezey and R. L. Zusi 2007
Sister taxa: Diomedeidae, Diomedeoididae, Hydrobatidae, Hydrotherikornis, Kievornis, Makahala, Marinavidae, Oceanitidae, Pandiomedeidae, Pelecanoididae, Procellarae, Procellariidae, Rupelornis, Rupelornis definitus, Tytthostonychidae
Subtaxa: none
Ecology: ground dwelling carnivore
Distribution: there are no occurrences of Pelecanoidi in the database