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Protrachyceras ladinum
Taxonomy
Trachyceras ladinum was named by Mojsisovics (1882). Its type specimen is GBA 1882/003/0161/6, a shell, and it is a 3D body fossil.
It was recombined as Protrachyceras ladinum by Ogilvie Gordon (1927), Parnes et al. (1985), Parnes (1986), Fantini Sestini (1994) and Urlichs (2017).
It was recombined as Protrachyceras ladinum by Ogilvie Gordon (1927), Parnes et al. (1985), Parnes (1986), Fantini Sestini (1994) and Urlichs (2017).
Sister species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1843 | Ammonites aequinodosus Klipstein p. 121 figs. Pl 7, fig 1 |
| 1878 | Trachyceras altum von Mojsisovics |
| 1882 | Trachyceras ladinum Mojsisovics p. 125 figs. pl. 14, fig. 2, pl. 15, pl. 16, fig. 1, pl. 22, fig. 1, pl. 23, figs. 2-3, pl. 36, fig. 2 |
| 1882 | Trachyceras aequinodosum von Mojsisovics |
| 1882 | Trachyceras ladinum von Mojsisovics |
| 1927 | Protrachyceras ladinum Ogilvie Gordon |
| 1985 | Protrachyceras ladinum Parnes et al. |
| 1986 | Protrachyceras ladinum Parnes |
| 1994 | Protrachyceras ladinum Fantini Sestini |
| 2017 | Protrachyceras ladinum Urlichs p. 179 figs. 4.1-4.4 |
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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.
†Protrachyceras ladinum Mojsisovics 1882
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Invalid names: Ammonites aequinodosus Klipstein 1843 [synonym], Trachyceras altum von Mojsisovics 1878 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 35.6 | 21.0 | 51.0 | 42.0 | 15.4 | |
| shell diameter | 3 | 73.8 | 41.4 | 117.0 | 83.0 | 37.9 | |
| shell inflation | 3 | 15.4 | 8.50 | 26.0 | 16.5 | 8.76 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Anisian - Ladinian | Italy (Udine) | Protrachyceras ladinum (201597) | |
| Ladinian | Italy (Belluno) | Trachyceras ladinum (212011) | |
| Ladinian | Slovenia | Trachyceras ladinum (212315) | |
| Ladinian | Italy (Lecco) | Trachyceras ladinum (211850) | |
| Ladinian | China | Protrachyceras ladinum (44946) | |
| Ladinian | Italy (Bergamo) | Trachyceras ladinum (212012) | |
| Ladinian | Italy (Trentino) | Trachyceras ladinum (211846) | |
| Ladinian | Italy (South Tyrol) | Protrachyceras ladinum (205127 205129 205131) Trachyceras ladinum (212009) | |
| Longobardian | Italy (Bergamo) | Protrachyceras ladinum (211549) | |
| Longobardian | Italy | Ammonites aequinodosus (146387) Protrachyceras ladinum (184735 184736) | |
| Longobardian | Israel (Negev) | Protrachyceras ladinum (214654) | |
| Longobardian | Spain | Protrachyceras ladinum (211530) | |
| Longobardian | China (Guizhou) | Protrachyceras ladinum (85165) | |
| Tuvalian | China (Guizhou) | Protrachyceras ladinum (85166) |