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Taxon:
Subclass
Palaeoheterodonta
Newell, 1965
(mollusc)
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Entity:
Bivalvia (Class) - bivalves
..[Anomalodesmacea] (Order)
..[Anomalodesmata] (Subclass)
..†Archaeocardiidae (Family)
..Autobranchia (Subclass)
..†Camyidae (Family)
..†Cardiolariidae (Family)
..†Cirravidae (Family)
..[Cryptodonta] (Subclass)
..†Delia (Genus)
..[Eulamellibranchiata] (Order)
..†Fordillidae (Family)
..[Heterodonta] (Subclass)
..[Lamellibranchia] (Subclass)
..†Laurskiidae (Family)
..[Metabranchia] (Subclass)
..[Paleoheterodonta] (Subclass)
..[Paleotaxodonta] (Subclass)
..Protobranchia (Subclass)
..[Protobranchia]
..[Pteriomorpha]
..[Pteriomorphia] (Subclass)
..†Thoraliidae (Family)
..†Tuarangiidae (Family)
..[Palaeoheterodonta] (Subclass)
....[Trigonida] (Order)
Variants
Different rank
:
Paleoheterodonta
(Order)
Current unranked name
:
Palaeoheterodonta
(Clade)
Newell, 1965
Ref:
R. Bieler et al., 2010
: 122.
[inferred]
Former unranked name
:
Palaeoheterodonta
(Clade)
Newell, 1965
Different spelling
:
Paleoheterodonta
(Subclass)
Synonyms
Synonymous name
:
Isofilibranchia
(Subclass)
Iredale, 1939
Including (pro parte)
:
Unionida
(Order)
Gray, 1854
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Last updated:
28 Aug 2026