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Cupularostrum stevensoni
Taxonomy
Cupularostrum stevensoni was named by Cooper and Dutro (1982) [Cupularostrum? stevensoni]. Its type specimen is USNM 200896a and is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1982 | Cupularostrum stevensoni Cooper and Dutro p. 69 figs. pl. 14 f. 19-44; pl. 41 f. 18-26 |
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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.
†Cupularostrum stevensoni Cooper and Dutro 1982
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Diagnosis
Reference | Diagnosis | |
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G. A. Cooper and J. T. Dutro 1982 | Small Cupularostrum with four costae on the fold and greatly thickened cardinalia with divided hinge plate. |