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Bold ranks show taxa that will be shown in taxoboxes
because rank is principal or always_display=yes.

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


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