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Sactorthoceras
Taxonomy
Sactorthoceras was named by Kobayashi (1934). Its type is Sactorthoceras gonioseptum.
It was assigned to Michelinoceratidae by Sweet (1958); to Orthocerida by Sepkoski (2002); and to Sactorthoceratidae by Teichert et al. (1964), Dastanpour et al. (2006), Kröger et al. (2007) and Tongtherm et al. (2016).
It was assigned to Michelinoceratidae by Sweet (1958); to Orthocerida by Sepkoski (2002); and to Sactorthoceratidae by Teichert et al. (1964), Dastanpour et al. (2006), Kröger et al. (2007) and Tongtherm et al. (2016).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1934 | Kawasakiceras Kobayashi |
| 1934 | Sactorthoceras Kobayashi |
| 1958 | Sactorthoceras Sweet |
| 1964 | Kawasakiceras Teichert et al. p. 174 |
| 1964 | Sactorthoceras Teichert et al. p. 233 |
| 1981 | Kawasakiceras Crick p. 226 |
| 2002 | Kawasakiceras Sepkoski |
| 2002 | Sactorthoceras Sepkoski |
| 2006 | Sactorthoceras Dastanpour et al. p. 340 |
| 2007 | Sactorthoceras Kröger et al. p. 1274 |
| 2016 | Sactorthoceras Tongtherm 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. †Sactorthoceras Kobayashi 1934
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†Sactorthoceras banestanensis Dastanpour et al. 2006
†Sactorthoceras gonioseptum Kobayashi 1934
†Sactorthoceras makkolense Kobayashi 1927
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Invalid names: Cycloceras taihakuense Kobayashi 1934 [synonym], Kawasakiceras densistriatum Kobayashi 1934 [synonym], Sactorthoceras shimamurai Kobayashi 1934 [synonym], Sigmorthoceras sigmoidale Kobayashi 1934 [synonym]
Invalid names: Kawasakiceras Kobayashi 1934 [synonym]
Diagnosis
No diagnoses are available