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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; ]
(unranked): Protostomia  [ Taxonomy; ]
Superphylum: Ecdysozoa  [ Taxonomy; ]
(unranked): Panarthropoda  [ Taxonomy; ]
(unranked): Tactopoda  [ Taxonomy; ]
Phylum: Arthropoda  [ Taxonomy; ]
Clade: Arachnomorpha  [ Taxonomy; ]
Stem group: Chelicerata /stem-group  [ Taxonomy; ]


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Parent: Arachnomorpha [ Taxonomy; ]
Rank: stem group (displays as Stem group)
Link: Chelicerata
Extinct: no
Always displayed: true
Taxonomic references:
Parent's taxonomic references: Cotton, Trevor J. & Braddy, Simon J. 2004; "The phylogeny of arachnomorph arthropods and the origin of the Chelicerata" Transactions of the Royal Society of Edinburgh: Earth Sciences 94(3):169-193
Same as taxon: Chelicerata [ Taxonomy; ]