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Cyrtactinoceratidae
Taxonomy
Cyrtactinoceratidae was named by Chen et al. (1981).
It was assigned to Pseudorthocerataceae by Chen et al. (1981).
It was assigned to Pseudorthocerataceae by Chen et al. (1981).
Subtaxa
Synonymy list
Year | Name and author |
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1981 | Cyrtactinoceratidae Chen et al. p. 51 |
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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.
Fm. †Cyrtactinoceratidae Chen et al. 1981
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G. †Armenocerina Chen et al. 1981
G. †Heyuncunoceras Chen et al. 1981
G. †Platysmoceras Chen et al. 1981
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Kiessling 2004, Aberhan et al. 2004 |