Template:Taxonomy/Protactinocerida

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]
(unranked): Spiralia  [Taxonomy; edit]
Superphylum: Lophotrochozoa  [Taxonomy; edit]
Phylum: Mollusca  [Taxonomy; edit]
Subphylum: Conchifera  [Taxonomy; edit]
Class: Cephalopoda  [Taxonomy; edit]
Subclass: Nautiloidea  [Taxonomy; edit]
Superorder: Plectronoceratoidea  [Taxonomy; edit]
Order: Protactinocerida  [Taxonomy; edit]


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Parent: Plectronoceratoidea [Taxonomy; edit]
Rank: ordo (displays as Order)
Link: Protactinocerida
Extinct: yes
Always displayed: yes (major rank)
Taxonomic references:
Parent's taxonomic references: Not "ceratoidea", per Clarke, M.R. (1985), "Main features of cephalopod evolution", in Wilbur, Karl M.; Clarke, M.R.; Trueman, E.R. (eds.), The Mollusca, vol. 12. Paleontology and neontology of Cephalopods, New York: Academic Press, ISBN 0-12-728702-7