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Protonema

Gastropoda - Eulimidae

Taxonomy
Protonema was named by Cooke (1928) [Sepkoski's age data: T Ol]. Its type is Protonema bartschi.

It was assigned to Neotaenioglossa by Sepkoski (2002); and to Melanellidae by Cooke (1928) and Petuch (2003).

Synonymy list
YearName and author
1928Protonema Cooke p. 7
2002Protonema Sepkoski, Jr.
2003Protonema Petuch

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
superorderHypsogastropoda(Ponder and Lindberg 1997)
infraorderLittorinimorphaGolikov and Starobogtov 1975
superfamilyVanikoroideaGray 1840
familyEulimidaePhilippi 1853
familyMelanellidaeIredale 1915
genusProtonema

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
ReferenceDiagnosis
C. W. Cooke 1928Melanellids having the nuclear whorls spirally threaded.