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Ranorthis
Taxonomy
Ranorthis was named by Öpik (1939). It is not extant. Its type is Ranorthis norvegica.
It was assigned to Orthida by Sepkoski (2002); and to Ranorthidae by Rubel (1961), Williams et al. (2000) and Popov et al. (2009).
It was assigned to Orthida by Sepkoski (2002); and to Ranorthidae by Rubel (1961), Williams et al. (2000) and Popov et al. (2009).
Species
Synonymy list
Year | Name and author |
---|---|
1939 | Ranorthis Öpik |
1961 | Ranorthis Rubel |
2000 | Ranorthis Williams et al. p. 777 |
2002 | Ranorthis Sepkoski |
2009 | Ranorthis Popov et al. |
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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. †Ranorthis Öpik 1939
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†Ranorthis carinata Rubel 1961
†Ranorthis norvegica Öpik 1939
†Ranorthis parvula Lamansky 1905
†Ranorthis trivia Rubel 1961
Diagnosis
No diagnoses are available