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Volema

Gastropoda - Neogastropoda - Melongenidae

Taxonomy
Volema was named by Röding (1798) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 852]. It is extant.

It was assigned to Neogastropoda by Sepkoski (2002); and to Melongenidae by Vermeij and Lozouet (2012).

Species
V. (Hemifusus)
Species lacking formal opinion data
V. hopkinsi

Synonymy list
YearName and author
1798Volema Röding
2002Volema Sepkoski
2012Volema Vermeij and Lozouet

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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
superfamilyBuccinoidea(Rafinesque 1815)
familyMelongenidaeGill 1867
genusVolemaRöding 1798

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. Volema Röding 1798
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Subg. Volema (Hemifusus) Swainson 1840
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Hemifusus dalli Clark 1915
†Hemifusus lewisiana Weaver 1912
†Hemifusus lincolnensis Van Winkle 1918
†Hemifusus montensis Cox 1930
†Hemifusus sopenahensis Weaver 1912
†Hemifusus tejonensis Weaver 1912
†Hemifusus waringi Dickerson 1914
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilef
Life habit: epifaunalf
Diet: carnivoref
Vision: limitedc
Created: 2009-09-10 08:20:52
Modified: 2009-09-10 10:20:52
Source: f = family, c = class
References: Hendy et al. 2009, Kiessling 2004

Age range

Maximum range based only on fossils: base of the Thanetian to the top of the Holocene or 59.20000 to 0.00000 Ma
Minimum age of oldest fossil (stem group age): 56.0 Ma

Collections (54 total)


Time interval Ma Country or state Original ID and collection number
Selandian - Thanetian61.6 - 56.0Pakistan (North-West Frontier) Hemifusus montensis (52132)
Thanetian59.2 - 56.0Poland Hemifusus supramoerchi (27019)
Eocene56.0 - 33.9USA (California) Hemifusus lewisiana, Nyctilochus sopenahensis (207113) Nyctilochus sopenahensis (207112)
Eocene56.0 - 33.9Japan (Fukuoka) Hemifusus sp. (161438)
Lutetian47.8 - 41.3USA (California) Ficopsis cooperiana (8012 94821 200714 200716 200722 200724 200725 200745 200750 200752)
Bartonian41.3 - 38.0USA (Washington) Hemifusus lewisiana, Hemifusus tejonensis (207129) Hemifusus sopenahensis (139020)
Priabonian38.0 - 33.9USA (Oregon) Perse lincolnensis (39000 39003)
Late/Upper Eocene37.2 - 33.9USA (California) Perse lincolnensis (71161 71166 71167 71170 71174 71176)
Rupelian33.9 - 28.1USA (Mississippi) V. hopkinsi (7112)
Rupelian33.9 - 28.1France (Landes) V. tarbeliana (176463)
Aquitanian23.03 - 20.44France V. tarbeliana (74861)
Miocene23.03 - 5.333Japan Hemifusus sp. (155183)
Langhian15.97 - 13.82Japan Hemifusus mimasakensis (44958)
Middle Miocene15.97 - 11.608Indonesia V. gigas (70179 70183) V. junghuhni (63040 70086)
Late/Upper Miocene11.608 - 5.333Indonesia V. junghuhni (70078)
Early/Lower Pliocene5.333 - 3.6Philippines (Bulacan) V. junghuhni, V. sp. (96677)
Pliocene5.333 - 2.588Indonesia Hemifusus colosseus (84532) Hemifusus elongatus (84518) Hemifusus ternatanus (84521)
Pliocene - Pleistocene5.333 - 0.0117Malaysia Hemifusus ternatanus (72096)
Late/Upper Pliocene3.6 - 2.588Indonesia V. myristica (70079)
Early/Lower Pleistocene2.588 - 0.781Taiwan Hemifusus ternatanus (96273 96276)
Pleistocene2.588 - 0.0117Japan Hemifusus tuba (96970 97028 97029)
Pleistocene - Holocene2.588 - 0.0Yemen V. paradisiaca (55375)
Late/Upper Pleistocene0.129 - 0.0117Eritrea V. paradisiaca (80718)
Late/Upper Pleistocene0.129 - 0.0117Japan Hemifusus ternatanus (96943 96944)
Late/Upper Pleistocene0.129 - 0.0117Saudi Arabia V. nodosa (107972) V. pyrum (192719 192720)
Holocene0.0117 - 0.0Thailand Hemifusus ternatanus (67930)