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Tropidoceras erythraeum
Taxonomy
Harpoceras erythraeum was named by Gemmellaro (1884).
It was recombined as Tropidoceras erythraeum by Bremer (1965), Braga and Rivas (1985), Alkaya and Meister (1995), Smith and Tipper (1996), Meister and Friebe (2003), Geczy and Meister (2007).
It was recombined as Tropidoceras erythraeum by Bremer (1965), Braga and Rivas (1985), Alkaya and Meister (1995), Smith and Tipper (1996), Meister and Friebe (2003), Geczy and Meister (2007).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Harpoceras erythraeum Gemmellaro |
| 1965 | Tropidoceras erythraeum Bremer |
| 1985 | Tropidoceras erythraeum Braga and Rivas p. 576 figs. Pl 1, figs 1,2 |
| 1995 | Tropidoceras erythraeum Alkaya and Meister p. 157 figs. Pl 10, figs 5,6; pl 11, figs 2,5 |
| 1996 | Tropidoceras erythraeum Smith and Tipper p. 38 figs. Pl 10, figs 4,7 |
| 2003 | Tropidoceras erythraeum Meister and Friebe |
| 2007 | Tropidoceras erythraeum Geczy and Meister |
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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.
†Tropidoceras erythraeum Gemmellaro 1884
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 13.4 | 10.0 | 23.0 | 10.5 | 7.37 | |
| shell diameter | 3 | 38.4 | 29.0 | 63.0 | 31.0 | 19.1 | |
| shell inflation | 3 | 16.8 | 13.0 | 26.0 | 14.0 | 7.23 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Whiteavesi or 189.20000 to 186.20000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Sinemurian - Early/Lower Pliensbachian | Hungary | Tropidoceras erythraeum (78630) | |
| Late/Upper Sinemurian - Late/Upper Pliensbachian | Austria | Tropidoceras erythraeum (218932) | |
| Ibex | Hungary | Tropidoceras erythraeum (78873) | |
| Ibex | Türkiye | Tropidoceras erythraeum (147292 147328) | |
| Ibex | Spain (Jaen) | Tropidoceras erythraeum (190144) | |
| Jamesoni - Ibex | Spain (Jaen) | Tropidoceras erythraeum (190143) | |
| Pliensbachian | Türkiye | Tropidoceras erythraeum (218658) | |
| Pliensbachian | Canada (British Columbia) | Tropidoceras erythraeum (33131 33204) | |
| Imlayi | Canada (British Columbia) | Tropidoceras erythraeum (33126 33128 33168 33169 33170 33171 33176 33183 33185) | |
| Whiteavesi | Canada (British Columbia) | Tropidoceras erythraeum (32778) |