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Taxon:
Subphylum
Cyrtosoma
Runnegar & Pojeta Jr., 1974
(mollusc)
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Hierarchy
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Entity:
Mollusca (Phylum) - molluscs
..[Aculifera] (Subphylum)
..[Adenopoda] (Subphylum)
..[Aglossa] (Class)
..Albula (Genus)
..[Amphineura] (Subphylum)
..[Anodontoda] (Class)
..†Aspidella (Genus)
..†Biplacophora (Class)
..[Bivalvia] (Subphylum) - bivalves
..[†Calyptoptomatida] (Class)
..[†Cambroscleritida] (Order)
..†Camenida (Order)
..Caudofoveata (Class) - caudofoveatans
..†Coeloscleritophora (Class)
..Conchifera (Subphylum)
..[Conchophora] (Class)
..[Cormopoda] (Class)
..†Cricoconarida (Class)
..[Diasoma] (Subphylum)
..[Dithra] (Class)
..[Elatobranchiata] (Class)
..[Elatocephala] (Class)
..[Eucephala] (Branch)
..[Eumollusca]
..[Glossophora] (Subphylum) - radulate molluscs
..[Glyptelasma] (Genus)
..[†Helcionelloida] (Class)
..[†Hyolitha]
..†Hyolitha (Class)
..†Incrispellidae (Family)
..[Lipocephala] (Branch)
..[Lipocephala] (Class)
..[Loricata] (Class)
..[†Mattheva] (Class)
..†Merismoconchida (Order)
..[Monoplacophora]
..†Odontogriphus (Genus)
..[†Paragastropoda] (Class)
..Polyplacophora (Class) - chitons
..[†Protospira] (Genus)
..[†Rostroconchia]
..Solenogastres (Class)
..[†Sphaerella] (Genus)
..[†Stenothecoidea] (Class)
..[Testaria]
..[Tropipoda] (Class)
..[Cyrtosoma] (Subphylum)
Authorship
SN2000 author citation
:
B. Runnegar & J. Pojeta Jr., 1974
Synonyms
Accepted name
:
Hemianax
(Genus)
Selys, 1883
Ref:
PBDB
: 29 Aug 2016.
In
:
Mollusca
(Phylum)
Linnaeus, 1758
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Last updated:
28 Aug 2026