Related Research Articles
Neritopsoidea is a taxonomic grouping, a superfamily of sea snails, marine gastropod mollusks in the clade Cycloneritimorpha, within the clade Neritimorpha,, or in the order Neritoina within superorder Cycloneritimorpha within the subclass Neritimorpha,.
† Cheeneetnukiidae is an extinct family of sea snails, marine gastropod mollusks in the clade Vetigastropoda.
Microdomatidae is an extinct family of fossil sea snails, marine gastropod mollusks in the superfamily Trochoidea.
Proserpinidae is a taxonomic family of small land snails with an operculum, gastropod mollusks in the superfamily Helicinoidea.
Neritopsidae is a family of small sea snails and freshwater snails in the clade Cycloneritimorpha.
Oleacinidae is a taxonomic family of air-breathing land snails, terrestrial pulmonate gastropod mollusks in the clade Eupulmonata.
Spelaeodiscidae is a family of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea.
Coreospiridae is an extinct family of Paleozoic molluscs of uncertain position taxonomically. They might be snails (Gastropoda), Helcionelloida, or they might be Monoplacophora.
Murchisonioidea is an extinct superfamily of small to large sea snails, marine gastropod mollusks in the clade Vetigastropoda.
Porcellioidea is an extinct superfamily of small to large sea snails, marine gastropod mollusks in the clade Vetigastropoda.
Khairkhaniidae is an extinct family of Paleozoic fossil molluscs of uncertain position. They are thought to belong to either the Gastropoda or Monoplacophora. They possess planispiral coiled shells with a columnar microstructure.
Ladamarekiidae is an extinct family of Paleozoic fossil molluscs of uncertain position. it is not known if they are sea snails.
Euphemitidae is an extinct family of Paleozoic fossil molluscs of uncertain position. They have isostrophically coiled shells and may be either Gastropoda sea (snail)s, or Monoplacophora.
Sinuitidae is an extinct family of Paleozoic molluscs of uncertain position. They had isostrophically coiled shells.
Macluritidae is an extinct family of relatively large, Lower Ordovician to Devonian, macluritacean gastropods(?), hypserstrophically coiled, that is dextral while appearing sinistral, of which the genus Maclurites is arch-typical. The base of their shells is flat or gently protruding while the upper side is generally concave.
Omphalotrochidae is an extinct taxonomic family of Paleozoic molluscs (gastropods?) with anisostrophically coiled shells of uncertain position (Gastropoda?).
Scoliostomatidae is an extinct family of Paleozoic fossil sea snails, marine gastropod mollusks.
Palaeozygopleuridae is an extinct taxonomic family of fossil sea snails, marine gastropod molluscs.
Delphinulopsidae is an extinct taxonomic family of fossil sea snails, marine, gastropod mollusks.
Urocoptoidea is a superfamily of land snails, gastropods in the suborder Helicina.
References
- ↑ "Nacre in Late Cretaceous Sensuitrochus Ferreri-Implications for the Taxonomic Affinities of the Cirridae (Gastropoda) – Journal of Paleontology". Archived from the original on 2 November 2012. Retrieved 14 January 2022.
- 1 2 Frýda J. & Blodgett R. B. (March 1998). "Two new cirroidean genera (Vetigastropoda, Archaeogastropoda) from the Emsian (Late Early Devonian) of Alaska with notes on the early phylogeny of Cirroidea". Journal of Paleontology72(2): 265–273. abstract
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