Basic info Taxonomic history Classification Relationships
Morphology Ecology and taphonomy External Literature Search Age range and collections

Volvocylindrites

Gastropoda - Architectibranchia - Cylindrobullinidae

Taxonomy
Volvocylindrites was named by Cossmann (1895) [Sepkoski's age data: J Oxfo-l K Nc]. It is not extant. Its type is Volvula marcousana.

It was assigned to Cephalaspida by Sepkoski (2002); and to Cylindrobullinidae by Gründel and Nützel (2012).

Synonymy list
YearName and author
1895Volvocylindrites Cossmann
2002Volvocylindrites Sepkoski, Jr.
2012Volvocylindrites Gründel and Nützel pp. 37 - 38

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
subclassHeterostropha
orderArchitectibranchiaHaszprunar 1985
superfamilyActeonoidead'Orbigny 1835
familyCylindrobullinidaeWenz 1947
genusVolvocylindritesCossmann 1895

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.

Diagnosis
ReferenceDiagnosis
J. Gründel and A. Nützel 2012The 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.