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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Metengonoceras inscriptum
Taxonomy
Metengonoceras inscriptum was named by Hyatt (1903) [DISTRIBUTION: Albian; Gulf Coastal Plain.]. It is a 3D body fossil. It is the type species of Metengonoceras.
Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Metengonoceras inscriptum Hyatt p. 180 figs. pl. 25, figs 5-9; pl. 26, figs. 1-4 |
| 1998 | Metengonoceras inscriptum Kennedy et al. p. 27 |
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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.
†Metengonoceras inscriptum Hyatt 1903
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 2 | 42.0 | 33.2 | 53.2 | 43.2 | 14.1 | |
| shell diameter | 2 | 78.3 | 61.3 | 100.0 | 80.7 | 27.4 | |
| shell inflation | 2 | 8.99 | 5.90 | 13.7 | 9.80 | 5.52 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Late/Upper Aptian to the top of the Early/Lower Albian or 119.57000 to 110.10000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Aptian | USA (Texas) | Metengonoceras inscriptum (84441) | |
| Early/Lower Albian | USA (Texas) | Metengonoceras inscriptum (82412) |