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Streptorhynchus inaequiornatus
Taxonomy
Streptorhynchus inaequiornatus was named by Leanza (1945). Its type specimen is IPI MLP 819 and is a 3D body fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Streptorhynchus inaequiornatus Leanza p. 286 figs. Pl 3, figs 1-7; pl 4, figs 1-9; pl 5, fig 6 |
| 2002 | Streptorhynchus inaequiornatus Cisterna et al. p. 182 figs. 3A-J, 4A-J |
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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.
†Streptorhynchus inaequiornatus Leanza 1945
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 18.0 | 12.5 | 21.1 | 19.9 | 3.94 |
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| Source: c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Mississippian to the top of the Moscovian or 358.86000 to 307.00000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Mississippian | Argentina (San Juan) | Streptorhynchus inaequiornatus (74057) | |
| Moscovian | Argentina | Streptorhynchus inaequiornatus (101154 136536 136538) |