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Volvocylindrites marcousana
Taxonomy
Volvula marcousana was named by Guirand and Ogérien (1865). It is the type species of Volvocylindrites.
It was recombined as Volvocylindrites marcousana by Cossmann (1895) and Gründel and Nützel (2012).
It was recombined as Volvocylindrites marcousana by Cossmann (1895) and Gründel and Nützel (2012).
Synonymy list
Year | Name and author |
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1865 | Volvula marcousana Guirand and Ogérien |
1895 | Volvocylindrites marcousana Cossmann p. 72 |
2012 | Volvocylindrites marcousana Gründel and Nützel p. 38 figs. 3g, h |
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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.
†Volvocylindrites marcousana Guirand and Ogérien 1865
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Diagnosis
Reference | Diagnosis | |
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J. Gründel and A. Nützel 2012 | The shell is cylindrical to spindle-shaped and tapers on both ends (anterior and posterior) (bulliform). The last whorl covers all previous whorls entirely (convolute). The aperture is elongated and narrow and extends on the posterior end of the shell. The columella has a single weak fold. |
Measurements
No measurements are available
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Source: superf = superfamily, c = class | |||||
References: Hendy et al. 2009, Kiessling 2004 |
Collections
No collection or age range data are available