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Roundyella simplicissima
Taxonomy
Amphissites simplicissimus was named by Knight (1928). It is a 3D body fossil. Its type locality is Knight's locality #37, which is in a Desmoinesian offshore shale in the Henrietta Formation of Missouri. It is the type species of Roundyella.
It was recombined as Roundyella simplicissima by Chen and Bao (1986), Olempska and Blaszyk (1996) and Crasquin-Soleau (1997).
It was recombined as Roundyella simplicissima by Chen and Bao (1986), Olempska and Blaszyk (1996) and Crasquin-Soleau (1997).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1928 | Amphissites simplicissimus Knight p. 266 figs. Pl 32, fig 11; pl 34, fig 6 |
| 1933 | Amphissites simplicissimus Kellett p. 97 figs. Pl 15, fig 18 |
| 1986 | Roundyella simplicissima Chen and Bao p. 112 figs. Pl 1, figs 1,2 |
| 1996 | Roundyella simplicissima Olempska and Blaszyk p. 14 figs. Pl 4, fig 2 |
| 1997 | Roundyella simplicissima Crasquin-Soleau p. 55 figs. Pl 3, figs 10,11 |
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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.
†Roundyella simplicissima Knight 1928
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Diagnosis
No diagnoses are available