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Choristoceras
Cephalopoda - Ceratitida - Choristoceratidae
Taxonomy
Choristoceras was named by Hauer (1865) [Sepkoski's age data: Tr Nori-u Tr Rhae Sepkoski's reference number: 302]. Its type is Choristoceras marshi. It is the type genus of Choristocerataceae.
It was assigned to Choristoceratidae by Spath (1951), Tozer (1979), Tozer (1981) and Tozer (1994); and to Ceratitida by Sepkoski (2002).
It was assigned to Choristoceratidae by Spath (1951), Tozer (1979), Tozer (1981) and Tozer (1994); and to Ceratitida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1865 | Choristoceras Hauer |
| 1951 | Choristoceras Spath p. 84 |
| 1979 | Choristoceras Tozer p. 134 |
| 1981 | Choristoceras Tozer p. 99 |
| 1994 | Choristoceras Tozer p. 267 |
| 2002 | Choristoceras Sepkoski, Jr. |
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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.
Diagnosis
No diagnoses are available