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Cincinnetina minnesotensis
Taxonomy
Cincinnetina minnesotensis was named by Jin (2012). Its type specimen is GSC 131784, a shell, and it is a 3D body fossil. Its type locality is North side roadcut about 4 km due east of Chatfield along Hwy. 74, which is in a Blackriveran shallow subtidal carbonate in the Platteville Formation of Minnesota.
Synonymy list
Year | Name and author |
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2012 | Cincinnetina minnesotensis Jin pp. 223 - 226 fig. 14–16 |
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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 minnesotensis Jin 2012
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Diagnosis
Reference | Diagnosis | |
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J. Jin 2012 | Shell small, transversely subelliptical, commonly planoconvex, with weakly sulcate dorsal valve. Moderately fascicostellate; growth lines forming inconspicuous reticulate pits between ribs. Cardinal process commonly hyperbilobate. Incipient differentiation of coarse and fine punctae; aditicules absent. |