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Paracenoceras kumagunense
Taxonomy
Nautilus kumagunensis was named by Waagen (1873).
It was recombined as Nautilus (Paracenoceras) kumagunense by Jeannet (1951); it was recombined as Paracenoceras kumagunense by Kummel (1956).
It was recombined as Nautilus (Paracenoceras) kumagunense by Jeannet (1951); it was recombined as Paracenoceras kumagunense by Kummel (1956).
Sister species lacking formal opinion data
Synonymy list
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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.
†Paracenoceras kumagunense Waagen 1873
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Middle Callovian or 165.30000 to 161.50000 Ma
Collections (6 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Callovian | Madagascar (Toliara) | Paracenoceras kumagunense (98212) | |
| Early/Lower Callovian | Madagascar | Paracenoceras kumagunense (98126 98129 98161 98184) | |
| Middle Callovian | Switzerland | Nautilus kumagunense (171554) |