| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sivorthis
Taxonomy
Sivorthis was named by Jaanusson and Bassett (1993) [Sepkoski's age data: O Llvi O Cara-l Sepkoski's reference number: 1053]. It is not extant. Its type is Sivorthis filistera.
It was assigned to Orthinae by Jaanusson and Bassett (1993); and to Orthida by Sepkoski (2002).
It was assigned to Orthinae by Jaanusson and Bassett (1993); and to Orthida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1993 | Sivorthis Jaanusson and Bassett |
| 2002 | Sivorthis Sepkoski |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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. †Sivorthis Jaanusson and Bassett 1993
show all | hide all
†Sivorthis ardmillanensis Reed 1917
†Sivorthis bellus Cooper 1956
†Sivorthis calatravaensis Reyes-Abril et al. 2010
†Sivorthis eucharis Ulrich and Cooper 1938
†Sivorthis filistera Jaanusson and Bassett 1993
†Sivorthis friendsvillensis Cooper 1956
†Sivorthis minus Cooper 1956
†Sivorthis minutus Cooper 1956
†Sivorthis multicostellatus Cooper 1956
†Sivorthis noctilio Sharpe 1849
†Sivorthis occidentalis Cooper 1956
†Sivorthis precordillerana Benedetto 2015
†Sivorthis tenuicostatus Cooper 1956
Diagnosis
No diagnoses are available