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Taxon:
Superfamily †
Helcionelloidea
Wenz, 1938
(mollusc)
Taxa
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Hierarchy
Nomenclature
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Entity:
†Helcionelliformes (Order)
..†Scenelloidea (Superfamily)
..†Yochelcionelloidea (Superfamily)
..[†Yohelcionelloidea] (Superfamily)
..[†Helcionelloidea] (Superfamily)
....[†Helcionellidae] (Family)
Authorship
SN2000 author citation
:
Wenz, 1938 [para]
Types
Type
:
†
Helcionella
(Genus)
Grabau & Shimer, 1909
Ref:
P. Bouchet & J.-P. Rocroi, 2005
: 86.
[implicit]
Variants
Different termination
:
†
Helcionellacea
(Superfamily)
Synonyms
Senior subjective synonym
:
†
Scenelloidea
(Superfamily)
Miller, 1889
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Last updated:
28 Aug 2026