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Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Deuterostome (Deuterostomia)
Chordata (Chordates)
Olfactores
Craniata (Craniata (chordata))
Vertebrata (Animals with backbone)
Gnathostomata (Gnathostome)
Eugnathostomata
Teleostomi
Euteleostomi
Sarcopterygii (Lobe-finned fishes)
Dipnotetrapodomorpha
Tetrapodomorpha (Tetrapodomorph)
Tetrapoda (Tetrapod)
Reptiliomorpha
Amniota (Amniote)
Sauropsida
Reptilia (Reptiles)
Eureptilia
Romeriida
Diapsid (Diapsida)
Neodiapsida
Sauria
Archelosauria
Archosauromorpha
Archosauriformes
Crurotarsi
Archosaur (Archosauria)
Avemetatarsalia
Ornithodira
Dinosauromorpha
Dinosauriformes
Dinosaur (Dinosauria)
Saurischia
Eusaurischia
Š¢heropod (Theropoda)
Neotheropoda
Averostra
Tetanurae
Orionides
Avetheropoda
Coelurosauria
Tyrannoraptora
Maniraptoromorpha
Maniraptoriformes
Maniraptora
Pennaraptora
Paraves (Eumaniraptora)
Bird (Birds)
Neognathae (Neognaths)
Neoaves
Aequorlitornithes
Ardeae
Aequornithes

Pelecaniformes (19338)

Children (10 direct children, 537 direct and indirect children):

Ardeidae (tree size 334)
The heron family

Pelagornithidae (tree size 31)

Ibises and spoonbills (tree size 111)
Luke giblin

Scopidae (tree size 6)

Pelicans (tree size 36)
Pelecanidae

Balaenicipitidae (tree size 4)

Torotigidae (tree size 3)

Protoplotidae (tree size 2)

Pelecani

Ardei