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

Ancestral taxa
Domain: Eukaryota /displayed  [Taxonomy; edit]
Clade: Amorphea  [Taxonomy; edit]
Clade: Obazoa  [Taxonomy; edit]
(unranked): Opisthokonta  [Taxonomy; edit]
(unranked): Holozoa  [Taxonomy; edit]
(unranked): Filozoa  [Taxonomy; edit]
Clade: Choanozoa  [Taxonomy; edit]
Kingdom: Animalia  [Taxonomy; edit]
Subkingdom: Eumetazoa  [Taxonomy; edit]
Clade: ParaHoxozoa  [Taxonomy; edit]
Clade: Bilateria  [Taxonomy; edit]
Clade: Nephrozoa  [Taxonomy; edit]
(unranked): Protostomia  [Taxonomy; edit]
Superphylum: Ecdysozoa  [Taxonomy; edit]
(unranked): Panarthropoda  [Taxonomy; edit]
(unranked): Tactopoda  [Taxonomy; edit]
Phylum: Arthropoda  [Taxonomy; edit]
Clade: Arachnomorpha  [Taxonomy; edit]
Subphylum: Chelicerata  [Taxonomy; edit]
Class: Arachnida  [Taxonomy; edit]
Clade: Arachnopulmonata  [Taxonomy; edit]
Clade: Pantetrapulmonata  [Taxonomy; edit]
Clade: Tetrapulmonata  [Taxonomy; edit]
Order: Uraraneida  [Taxonomy; edit]
Genus: Attercopus  [Taxonomy; edit]


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Parent: Uraraneida [Taxonomy; edit]
Rank: genus (displays as Genus)
Link: Attercopus
Extinct: yes
Always displayed: yes (major rank)
Taxonomic references: Selden, P.A.; Shear, W.A. & Sutton, M.D. (2008), "Fossil evidence for the origin of spider spinnerets, and a proposed arachnid order", Proceedings of the National Academy of Sciences, 105 (52): 20781–20785, doi:10.1073/pnas.0809174106, PMC 2634869, PMID 19104044
Parent's taxonomic references: Selden, P.A.; Shear, W.A. & Sutton, M.D. (2008), "Fossil evidence for the origin of spider spinnerets, and a proposed arachnid order", Proceedings of the National Academy of Sciences, 105 (52): 20781–20785, doi:10.1073/pnas.0809174106, PMC 2634869, PMID 19104044