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Cincinnetina multisecta
Taxonomy
Orthis multisecta was named by James (1871). Its type specimen is FMNH UC1099, a shell, and it is a 3D body fossil. It is the type species of Cincinnetina.
It was recombined as Onniella multisecta by Hall (1962); it was recombined as Dalmanella multisecta by Walker (1982); it was recombined as Cincinnetina multisecta by Jin (2012).
It was recombined as Onniella multisecta by Hall (1962); it was recombined as Dalmanella multisecta by Walker (1982); it was recombined as Cincinnetina multisecta by Jin (2012).
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.
†Cincinnetina multisecta James 1871
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Diagnosis
Reference | Diagnosis | |
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J. Jin 2012 | Shell commonly medium sized, rarely large, transversely subelliptical, planoconvex to ventribiconvex with weakly convex, strongly sulcate dorsal valve, and correspondingly carinate ventral valve. Fascicostellate; growth lines sharp, dense, forming reticulate pits between ribs. Cardinal process commonly hypotrilobate, with moderately developed medial lobe on myophore. Coarse and fine punctae distinctly differentiated; aditicules present but sparse. |