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Volema (Hemifusus)

Gastropoda - Neogastropoda - Melongenidae

Taxonomy
Hemifusus was named by Swainson (1840) [Sepkoski's age data: T Than R Sepkoski's reference number: 614]. It is extant.

It was reranked as Fusus (Hemifusus) by Gabb (1864); it was reranked as Volema (Hemifusus) by Rosenberg et al. (2006).

It was assigned to Fusus by Gabb (1864); to Buccinidae by Nagao (1928); to Melongenidae by Oostingh (1935); to Neogastropoda by Sepkoski (2002); and to Volema by Rosenberg et al. (2006).

Synonymy list
YearName and author
1840Hemifusus Swainson
1864Fusus (Hemifusus) Gabb figs. pl. 28, fig. 207
1928Hemifusus Nagao p. 125
1935Hemifusus Oostingh p. 86
2002Hemifusus Sepkoski
2006Volema (Hemifusus) Rosenberg et al.

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
subclassCaenogastropoda(Cox 1959)
RankNameAuthor
—Sorbeoconcha(Ponder and Lindberg 1997)
—Hypsogastropoda(Ponder and Lindberg 1997)
superorderLatrogastropodaRiedel 2000
orderNeogastropodaThiele 1929
superfamilyBuccinoidea(Rafinesque 1815)
familyMelongenidaeGill 1867
genusVolemaRöding 1798
subgenusHemifusus(Swainson 1840)

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.

Subg. Volema (Hemifusus) Swainson 1840
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Hemifusus dalli Clark 1915
†Hemifusus lewisiana Weaver 1912
†Hemifusus lincolnensis Winkle 1918
†Hemifusus montensis Cox 1930
†Hemifusus sopenahensis Weaver 1912
†Hemifusus tejonensis Weaver 1912
†Hemifusus waringi Dickerson 1914
Diagnosis
No diagnoses are available