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Hyphantozyga filicosta

Gastropoda - Pseudozygopleuridae

Taxonomy
Hemizyga (Hypantozyga) filicosta was named by Hoare (1961). Its type specimen is U. Iowa J.B. Owen Coll. 6154, a shell, and it is not a trace fossil. Its type locality is Loc. 42. Waste banks of the Missouri Public Service pits, just north of Clinton, which is in a Desmoinesian carbonate limestone/shale in the Cabaniss Formation of Missouri.

It was recombined as Hemizyga (Hyphantozyga) filicosta by Yochelson and Saunders (1967); it was recombined as Hyphantozyga filicosta by Wagner (2017).

Synonymy list
YearName and author
1961Hemizyga (Hypantozyga) filicosta Hoare pp. 175-176 figs. pl. 21 f. 23
1967Hemizyga (Hyphantozyga) filicosta Yochelson and Saunders p. 95
2017Hyphantozyga filicosta Wagner p. S6396

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassProsobranchiaMilne-Edwards 1848
superorderCaenogastropodaCox 1959
superfamilyZygopleuroidea
familyPseudozygopleuridae()
genusHyphantozyga()
speciesfilicosta()

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

Diagnosis
No diagnoses are available