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Desmoceras (Pseudouhligella) ezoanum
Taxonomy
Desmoceras (Pseudouhligella) ezoana was named by Matsumoto (1941).
It was corrected as Desmoceras (Pseudouhligella) ezoanum by Cooper (1978), Matsumoto and Skwarko (1993).
It was corrected as Desmoceras (Pseudouhligella) ezoanum by Cooper (1978), Matsumoto and Skwarko (1993).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1941 | Desmoceras (Pseudouhligella) ezoana Matsumoto p. 26 fig. 4d |
| 1978 | Desmoceras (Pseudouhligella) ezoanum Cooper p. 81 fig. 16 |
| 1993 | Desmoceras (Pseudouhligella) ezoanum Matsumoto and Skwarko p. 418 fig. 20A |
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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.
†Desmoceras (Pseudouhligella) ezoanum Matsumoto 1941
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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: Early/Lower Cenomanian or 100.50000 to 93.90000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Cenomanian | Canada (British Columbia) | Desmoceras ezoanum (88117) | |
| Early/Lower Cenomanian | Japan (Hokkaido) | Desmoceras ezoanum (62649 70535 70537) | |
| Middle Cenomanian | Papua New Guinea | Desmoceras ezoanum (174846) |