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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Roadoceras haacki
Taxonomy
Pseudogastrioceras haacki was named by Miller (1944) [Syntypes listed but no holotype designated]. Its type specimen is YPM 16254,16257 and is a 3D body fossil.
It was recombined as Altudoceras haacki by Ruzhentsev (1974); it was recombined as Roadoceras haacki by Leonova (2002).
It was recombined as Altudoceras haacki by Ruzhentsev (1974); it was recombined as Roadoceras haacki by Leonova (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1944 | Pseudogastrioceras haacki Miller p. 90 figs. Pl 26, figs 11-15; text-fig 9A |
| 1974 | Altudoceras haacki Ruzhentsev p. 20 |
| 2002 | Roadoceras haacki Leonova p. 48 |
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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.
†Roadoceras haacki Miller 1944
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell diameter | 2 | 46.9 | 46.8 | 47.0 | 46.9 | 0.141 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Mexico (Coahuila) | Pseudogastrioceras haacki (62907 63100) |