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Etrema

Gastropoda - Neogastropoda - Clathurellidae

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
2011Etrema Bouchet et al. p. 279

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
RankNameAuthor
subclassCaenogastropoda(Cox 1959)
Sorbeoconcha(Ponder and Lindberg 1997)
Hypsogastropoda(Ponder and Lindberg 1997)
superorderLatrogastropodaRiedel 2000
orderNeogastropodaThiele 1929
superfamilyConoidea(Rafinesque 1815)
familyClathurellidae(Adams 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.

G. Etrema Hedley 1918
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Diagnosis
No diagnoses are available