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Cingula (Lirocingula)
Taxonomy
Cingula (Lirocingula) was named by Ponder (1984) [Sepkoski's age data: T Eo R Sepkoski's reference number: 650]. It is extant.
It was reranked as Lirocingula by Sepkoski (2002).
It was assigned to Cingula by Ponder (1984); and to Neotaenioglossa by Sepkoski (2002).
It was reranked as Lirocingula by Sepkoski (2002).
It was assigned to Cingula by Ponder (1984); and to Neotaenioglossa by Sepkoski (2002).
Species lacking formal opinion data
Cingula castanea, Cingula cylindracea, Cingula friedbergi, Cingula laevis, Cingula ligeriana, Cingula martyni, Cingula megalomastomus, Cingula miocenica, Cingula nitida, Cingula norfolkensis, Cingula parryensis, Cingula proxima, Cingula rosecincta, Cingula semistriata, Cingula striata, Cingula trifasciata, Cingula turoniensis, Cingula ventricosella
Synonymy list
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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.
Subg. Cingula (Lirocingula) Ponder 1984
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| W. F. Ponder 1984 | Shell: ovate-conic, non-umbilicate, with strong to sub-obsolete spiral sculpture, often with spiral keels. Aperture with simple peristome, angled but not channelled posteriorly, rounded anteriorly, with prosocline or orthocline outer lip; with or without a varix (Figs 106C, D, F; 107A, C, E, G; lOSA). Protoconch sculptured with smooth spiral lirae and close, irregular, axial, lamellate threads between, or zigzag, spiral lirae (Figs 106E, G; 107B, D, F; lOSB). |