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Zetoceras
Cephalopoda - Phylloceratida - Phylloceratidae
Taxonomy
Zetoceras was named by Kovacs (1939) [Sepkoski's age data: J Sine J Bajo].
It was reranked as Phylloceras (Zetoceras) by Westermann (1969), Kennedy and Klinger (1977) and Wright et al. (1996).
It was assigned to Phylloceras by Westermann (1969), Kennedy and Klinger (1977) and Wright et al. (1996); to Phylloceratitida by Sepkoski (2002); and to Phylloceratinae by Géczy and Meister (1998) and Hillebrandt (2006).
It was reranked as Phylloceras (Zetoceras) by Westermann (1969), Kennedy and Klinger (1977) and Wright et al. (1996).
It was assigned to Phylloceras by Westermann (1969), Kennedy and Klinger (1977) and Wright et al. (1996); to Phylloceratitida by Sepkoski (2002); and to Phylloceratinae by Géczy and Meister (1998) and Hillebrandt (2006).
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Zetoceras Kovacs |
| 1969 | Phylloceras (Zetoceras) Westermann p. 36 |
| 1977 | Phylloceras (Zetoceras) Kennedy and Klinger p. 352 |
| 1996 | Phylloceras (Zetoceras) Wright et al. p. 1 |
| 1998 | Zetoceras Géczy and Meister |
| 2002 | Zetoceras Sepkoski, Jr. |
| 2006 | Zetoceras Hillebrandt p. 36 |
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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