Pseudorthonychiidae

Pseudorthonychiidae
Scientific classification
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Order:	Cycloneritida
Family:	† Pseudorthonychiidae
Genus:	† Pseudorthonychia

Last updated November 16, 2025

Pseudorthonychiidae is an extinct, monogeneric (contains only one genus) family of fossil snails, gastropod mollusks in the clade Cycloneritimorpha (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).

Genera

The sole genus in this family is:

Pseudorthonychia Bandel & Frýda, 1999

References

Paleobiology database entry
K. Bandel and J. Frýda. 1999. Notes on the evolution and higher classification of the subclass Neritimorpha (Gastropoda) with the description of some new taxa. Geologica et Palaeontologica 33(2):219-235

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