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Archaeorthis
Taxonomy
Archaeorthis was named by Schuchert and Cooper (1931). Its type is Orthis electra.
It was assigned to Nanorthidae by Williams et al. (2000); to Orthida by Sepkoski (2002); and to Archaeorthidae by Williams et al. (2007) and Hansen and Holmer (2011).
It was assigned to Nanorthidae by Williams et al. (2000); to Orthida by Sepkoski (2002); and to Archaeorthidae by Williams et al. (2007) and Hansen and Holmer (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1931 | Archaeorthis Schuchert and Cooper |
| 2000 | Archaeorthis Williams et al. p. 743 |
| 2002 | Archaeorthis Sepkoski |
| 2007 | Archaeorthis Williams et al. p. 2687 |
| 2011 | Archaeorthis Hansen and Holmer |
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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.
G. †Archaeorthis Schuchert and Cooper 1931
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†Archaeorthis altaica Rozman and Severgina 1983
†Archaeorthis christianiae Kjerulf 1865
†Archaeorthis costellata Ulrich and Cooper 1938
†Archaeorthis electra Billings 1865
†Archaeorthis elongata Ulrich and Cooper 1936
†Archaeorthis globosa Williams and Curry 1985
†Archaeorthis groenlandica Poulsen 1937
†Archaeorthis major Nikitina et al. 2006
†Archaeorthis subcarinata Laurie 1980
†Archaeorthis wimani Walcott 1905
Diagnosis
No diagnoses are available