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Taxonomy
Cardium ainuanum was named by Yokoyama (1927) [DISTRIBUTION: Miocene; Japan.]. It is not a trace fossil.
It was recombined as Clinocardium ainuanum by Makiyama (1959); it was recombined as Ciliatocardium ainuanum by Kafanov (2002).
It was recombined as Clinocardium ainuanum by Makiyama (1959); it was recombined as Ciliatocardium ainuanum by Kafanov (2002).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1927 | Cardium ainuanum Yokoyama p. 292 figs. pl. 51, figs. 5-7 |
| 1959 | Clinocardium ainuanum Makiyama figs. pl. 62 |
| 2002 | Ciliatocardium ainuanum Kafanov p. 1 |
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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.
†Ciliatocardium ainuanum Yokoyama 1927
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Todd 2001 | |||||
Collections
No collection or age range data are available