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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; ]
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; ]
Clade: Sauria  [ Taxonomy; ]
..... .....
Order: Testudines /skip  [ Taxonomy; ]
Suborder: Cryptodira  [ Taxonomy; ]
Clade: Americhelydia  [ Taxonomy; ]
Clade: Panchelonioidea (?) /?  [ Taxonomy; ]
Family: Protostegidae  [ Taxonomy; ]
Genus: Santanachelys  [ Taxonomy; ]


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Parent: Protostegidae [ Taxonomy; ]
Rank: genus (displays as Genus)
Link: Santanachelys
Extinct: true
Always displayed: yes (major rank)
Taxonomic references: Hirayama, Ren (1998-04-16). "Oldest known sea turtle". Nature. 392 (6677): 705–708. Bibcode: 1998Natur.392..705H. doi: 10.1038/33669. S2CID  45417065.
Parent's taxonomic references: Evers, Serjoscha W.; Barrett, Paul M.; Benson, Roger B. J. (2019-05-01). "Anatomy of Rhinochelys pulchriceps (Protostegidae) and marine adaptation during the early evolution of chelonioids". PeerJ. 7: e6811. doi: 10.7717/peerj.6811. ISSN  2167-8359. PMC  6500378. PMID  31106054.