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Ancestral taxa
Domain: Eukaryota  [Taxonomy; edit]
(unranked): Unikonta  [Taxonomy; edit]
(unranked): Opisthokonta  [Taxonomy; edit]
(unranked): Holozoa  [Taxonomy; edit]
(unranked): Filozoa  [Taxonomy; edit]
Kingdom: Animalia  [Taxonomy; edit]
Subkingdom: Eumetazoa  [Taxonomy; edit]
Clade: Bilateria  [Taxonomy; edit]
Clade: Nephrozoa  [Taxonomy; edit]
Superphylum: Deuterostomia  [Taxonomy; edit]
Phylum: Chordata  [Taxonomy; edit]
Clade: Craniata  [Taxonomy; edit]
Subphylum: Vertebrata  [Taxonomy; edit]
Infraphylum: Gnathostomata  [Taxonomy; edit]
Clade: Eugnathostomata  [Taxonomy; edit]
Clade: Teleostomi  [Taxonomy; edit]
Superclass: Tetrapoda  [Taxonomy; edit]
Clade: Reptiliomorpha  [Taxonomy; edit]
Clade: Amniota  [Taxonomy; edit]
Clade: Sauropsida  [Taxonomy; edit]
Class: Reptilia  [Taxonomy; edit]
Clade: Eureptilia  [Taxonomy; edit]
Clade: Romeriida  [Taxonomy; edit]
Clade: Diapsida  [Taxonomy; edit]
Clade: Neodiapsida  [Taxonomy; edit]
Clade: Sauria  [Taxonomy; edit]
Clade: Pantestudines  [Taxonomy; edit]
Superorder: Sauropterygia  [Taxonomy; edit]
Clade: Eosauropterygia  [Taxonomy; edit]
Clade: Pistosauroidea  [Taxonomy; edit]
Clade: Pistosauria  [Taxonomy; edit]
Order: Plesiosauria  [Taxonomy; edit]
Clade: Neoplesiosauria  [Taxonomy; edit]
Superfamily: Plesiosauroidea  [Taxonomy; edit]
Clade: Cryptoclidia  [Taxonomy; edit]
Clade: Xenopsaria  [Taxonomy; edit]
Clade: Leptocleidia  [Taxonomy; edit]
Family: Polycotylidae  [Taxonomy; edit]
Genus: Dolichorhynchops  [Taxonomy; edit]

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Parent: Polycotylidae [Taxonomy; edit]
Rank: genus (displays as Genus)
Link: Dolichorhynchops
Extinct: true
Always displayed: yes (major rank)
Taxonomic references:
Parent's taxonomic references: