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Morphology Ecology and taphonomy   Age range and collections

Spironema

Gastropoda - Allogastropoda - Mathildidae

Taxonomy
Spironema was named by Meek (1876) [Sepkoski's age data: K Maes-l].

It was assigned to Mathildidae by Wenz (1938); and to Neotaenioglossa by Sepkoski (2002).

Synonymy list
YearName and author
1876Spironema Meek
1938Spironema Wenz
2002Spironema Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassHeterostropha
orderAllogastropodaHaszprunar 1985
superfamilyMathildoideaDall 1889
familyMathildidaeDall 1889
genusSpironemaMeek 1876

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