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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Lyroschizodus praecox
Taxonomy
Myophoria praecox was named by Waagen (1881).
It was recombined as Schizodus praecox by Reed (1944); it was recombined as Lyroschizodus praecox by Muromtseva and Guskov (1984).
It was recombined as Schizodus praecox by Reed (1944); it was recombined as Lyroschizodus praecox by Muromtseva and Guskov (1984).
Synonymy list
| Year | Name and author |
|---|---|
| 1881 | Myophoria praecox Waagen p. 243 figs. Pl 19, figs 17-19 |
| 1944 | Schizodus praecox Reed |
| 1984 | Lyroschizodus praecox Muromtseva and Guskov p. 82 figs. Pl 35, fig 14 |
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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.
†Lyroschizodus praecox Waagen 1881
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 9.00 | |||||
| valve height | 1 | 15.0 |
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| Source: f = family | |||||
| References: Ros-Franch et al. 2014, Aberhan et al. 2004 | |||||
Age range: base of the Roadian to the top of the Changhsingian or 274.40000 to 251.90200 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Russian Federation | Lyroschizodus praecox (113627) | |
| Wuchiapingian | Pakistan | Schizodus praecox (126895) | |
| Changhsingian | Pakistan | Myophoria praecox (89061 119554) Schizodus praecox (126933 126934 126981) |