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Etrema

Gastropoda - Neogastropoda

Taxonomy
Etrema was named by Hedley (1918) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 696]. It is extant.

It was assigned to Mangeliinae by MacNeil (1960); to Turridae by Ladd (1982); to Neogastropoda by Sepkoski (2002); and to Clathurellidae by Bouchet et al. (2011).

Synonymy list
YearName and author
1918Etrema Hedley
1960Etrema MacNeil p. 116
1982Etrema Ladd p. 69
2002Etrema Sepkoski, Jr.
2011Etrema Bouchet et al. p. 279

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassProsobranchiaMilne-Edwards 1848
superorderCaenogastropodaCox 1959
orderNeogastropodaThiele 1929
superfamilyConoidea(Rafinesque 1815)
subfamilyClathurellinaeAdams and Adams 1858
genusEtremaHedley 1918

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