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Nothorthis
Taxonomy
Nothorthis was named by Ulrich and Cooper (1938). Its type is Nothorthis delicatula.
It was assigned to Orthinae by Rubel (1961); to Ranorthidae 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 Orthinae by Rubel (1961); to Ranorthidae by Williams et al. (2000); to Orthida by Sepkoski (2002); and to Archaeorthidae by Williams et al. (2007) and Hansen and Holmer (2011).
Species
N. delicatula (type species), N. kinderlensis, N. marginata, N. penetrabilis, N. perplexa, N. subpyramidalis, N. tarda
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Nothorthis Ulrich and Cooper |
| 1960 | Altorthis Andreeva |
| 1961 | Nothorthis Rubel |
| 2000 | Nothorthis Williams et al. p. 777 |
| 2002 | Nothorthis Sepkoski |
| 2007 | Nothorthis Williams et al. p. 2687 |
| 2011 | Nothorthis 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. †Nothorthis Ulrich and Cooper 1938
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†Nothorthis delicatula Ulrich and Cooper 1938
†Nothorthis kinderlensis Andreeva 1960
†Nothorthis marginata Benedetto et al. 2003
†Nothorthis penetrabilis Rubel 1961
†Nothorthis perplexa Xu and Liu 1984
†Nothorthis subpyramidalis Hansen and Holmer 2011
†Nothorthis tarda Cooper 1956
†Nothorthis tarda lata Williams 1962
Invalid names: Altorthis Andreeva 1960 [synonym]
Diagnosis
No diagnoses are available