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Cylindrobullina ventricosa

Gastropoda - Heterostropha - Cylindrobullinidae

Discussion

Diagnosis. Shell broadly oval with acute spire; last whorl evenly convex; subsutural ramp with spiral rib, ramp demarcated from whorl face by deep broad spiral furrow; whorls and base covered with 1522 spiral furrows; columellar and parietal lip are at a low angle to each other (not continuously arched).

Taxonomy
Cylindrobullina ventricosa was named by Gründel et al. (2011). Its type specimen is MG 1436 and is a 3D body fossil. Its type locality is Thorncombe Sands, Dorset, UK, which is in a Margaritatus marine horizon in the Beacon Limestone Formation of the United Kingdom.

Sister species lacking formal opinion data

View classification of included taxa

Synonymy list
YearName and author
2011Cylindrobullina ventricosa Gründel et al. p. 501 figs. Text-fig. 16 A-H

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
superphylumLophotrochozoa
phylumMollusca
RankNameAuthor
classGastropodaCuvier 1797
orderHeterostropha()
orderArchitectibranchiaHaszprunar 1985
superfamilyActeonoidead'Orbigny 1835
familyCylindrobullinidaeWenz 1947
genusCylindrobullina
speciesventricosa

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
No diagnoses are available