| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Franziceras coronoides
Taxonomy
Alsatitoides coronoides was named by Guex (1980).
It was recombined as Franziceras coronoides by Guex (1995) and Longridge et al. (2008).
It was recombined as Franziceras coronoides by Guex (1995) and Longridge et al. (2008).
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Alsatitoides coronoides Guex p. 130 figs. Pl 1, fig 2 |
| 1995 | Franziceras coronoides Guex p. 37 figs. Pl 20, figs 1-10; pl 27, figs 17,18,26,27 |
| 2008 | Franziceras coronoides Longridge et al. |
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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.
†Franziceras coronoides Guex 1980
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| height | 8 | 10.2 | 4.40 | 28.0 | 11.1 | 7.64 | |
| diameter | 8 | 35.1 | 14.2 | 85.0 | 39.5 | 23.2 | |
| inflation | 8 | 16.3 | 5.70 | 40.0 | 19.4 | 11.2 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Liasicus or 201.30000 to 196.50000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Liasicus | Canada (British Columbia) | Franziceras coronoides (84964 84972 84975 84976) | |
| Liasicus | USA (Nevada) | Franziceras coronoides (188633 type locality: 188634 188647) |