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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Phylloceras (Hypophylloceras) bizonatum
Taxonomy
Ammonites bizonatus was named by Fritsch (1872). It is a 3D body fossil.
It was recombined as Phylloceras (Hypophylloceras) bizonatum by Zaborski (1990).
It was recombined as Phylloceras (Hypophylloceras) bizonatum by Zaborski (1990).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1872 | Ammonites bizonatus Fritsch p. 40 figs. pl. 14, figs. 7a-c |
| 1990 | Phylloceras (Hypophylloceras) bizonatum Zaborski p. 565 |
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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.
†Phylloceras (Hypophylloceras) bizonatum Fritsch 1872
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 14.3 | 9.50 | 20.0 | 15.0 | 4.75 | |
| shell diameter | 4 | 24.8 | 16.0 | 34.0 | 26.5 | 7.93 | |
| shell inflation | 4 | 2.52 | 1.80 | 3.00 | 2.75 | 0.568 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Hendy et al. 2009, Kiessling 2004 | |||||
Age range: Early/Lower Turonian or 93.50000 to 89.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Turonian | Nigeria | Phylloceras bizonatum (69503) |