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Palaeotachea silvana

Gastropoda - Heterostropha - Helicidae

Taxonomy
Helix silvana was named by Klein (1853). It is extant.

It was recombined as Palaeotachea silvana by Salvador and Rasser (2016); it was recombined as Megalotachea silvana by Salvador et al. (2015), Salvador et al. (2015), Salvador and Rasser (2016).

Synonyms
Synonymy list
YearName and author
1853Helix silvana Klein
1921Cepaea dentula Ehrat and Jooss
1923Cepaea silvana Wenz
2015Megalotachea silvana Salvador et al.
2015Megalotachea silvana Salvador et al. p. 208 figs. 2U-W
2016Megalotachea silvana Salvador and Rasser p. 45 figs. 2K-M
2016Palaeotachea silvana Salvador and Rasser p. 116 figs. 20-22

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Protostomia
—Spiralia
superphylumLophotrochozoa
phylumMollusca
classGastropoda
orderHeterostropha()
infraclassEuthyneura(Spengel 1881)
—TectipleuraSchrödl et al. 2011
RankNameAuthor
—PanpulmonataJörger et al. 2010
superorderEupulmonata(Haszprunar and Huber 1990)
suborderGeophila(Férussac 1819)
orderStylommatophora(Schmidt 1856)
suborderHelicina
infraorderHelicoidei
superfamilyHelicoideaRafinesque 1815
familyHelicidaeRafinesque 1815
genusPalaeotacheaJooss 1912
speciessilvana(Klein 1853)

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.

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Invalid names: Cepaea dentula Ehrat and Jooss 1921 [synonym], Cepaea silvana Wenz 1923 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: aragonitec
Locomotion: actively mobilec
Life habit: epifaunalc
Vision: limitedc
Created: 2004-02-29 11:40:59
Modified: 2010-02-11 01:35:02
Source: c = class
Reference: Kiessling 2004

Age range: base of the Orleanian to the top of the MN 6 or 20.00000 to 12.75000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Burdigalian20.45 - 15.98Germany Megalotachea silvana (182599 182600 182602 182605 182670 182875 182877 182879 182880 182881)
Orleanian20.0 - 15.98Germany (Baden-Wurttemberg) Cepaea silvana (106002)
Langhian15.98 - 13.82Germany (Baden-Wurttemberg) Megalotachea silvana (199608)
Langhian15.98 - 13.82Germany Megalotachea silvana (231121 231122 231123) Palaeotachea silvana (231119 231120)
MN 515.98 - 13.82Germany (Bavaria) Megalotachea silvana (205187)
MN 515.98 - 13.82Germany (Baden-Württemberg) Cepaea sp. (48325) Megalotachea silvana (172947 172950 172951)
MN 515.98 - 13.82Germany Megalotachea silvana (231118 231124 231125 231127 231128)
MN 515.98 - 13.82Germany (Baden-Wurttemberg) Cepaea silvana (175727)
MN 613.82 - 12.75Germany Megalotachea silvana (231126 231129)