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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; ]
Class: Chondrichthyes  [ Taxonomy; ]
Order: Helodontiformes  [ Taxonomy; ]
Family: Helodontidae  [ Taxonomy; ]

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Parent: Helodontiformes [ Taxonomy; ]
Rank: familia (displays as Family)
Link: Helodontidae
Extinct: yes
Always displayed: yes (major rank)
Taxonomic references:
Parent's taxonomic references: