Template:Taxonomy/Megatrigonioidea

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because rank is principal or always_display=yes.

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Parent:	`Trigoniida` [Taxonomy; edit]
Rank:	`superfamilia` (displays as `Superfamily`)
Link:	`†Megatrigonioidea`
Extinct:	`yes`
Always displayed:	no
Taxonomic references:	–
Parent's taxonomic references:	Bouchet, Philippe; Rocroi, Jean-Pierre; Bieler, Rüdiger; Carter, Joseph G.; Coan, Eugene V. (2010). "Nomenclator of Bivalve Families with a Classification of Bivalve Families". Malacologia. 52 (2): 1–184. doi:10.4002/040.052.0201. S2CID 86546840.

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]
Class:	Bivalvia		[Taxonomy; edit]
Subclass:	Autobranchia		[Taxonomy; edit]
Infraclass:	Heteroconchia		[Taxonomy; edit]
Subterclass:	Palaeoheterodonta		[Taxonomy; edit]
Order:	Trigoniida		[Taxonomy; edit]
Superfamily:	†Megatrigonioidea		[Taxonomy; edit]