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Asthenognathus microspinus
Taxonomy
Asthenognathus microspinus was named by Casadio et al. (2004). Its type specimen is GHUNLPam 25.043 and is a 3D body fossil. Its type locality is Left bank of Rio Foyel, which is in a Miocene offshore shale in the Rio Foyel Formation of Argentina.
Synonymy list
| Year | Name and author |
|---|---|
| 2004 | Asthenognathus microspinus Casadio et al. p. 41 fig. 8 |
| 2010 | Asthenognathus microspinus Schweitzer et al. p. 142 |
| 2023 | Asthenognathus microspinus Schweitzer et al. p. 7 fig. 2.9 |
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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.
†Asthenognathus microspinus Casadio et al. 2004
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: superf = superfamily, c = class | |||||
| References: Valdez and Clapham 2023, Aberhan 1992 | |||||
Age range: Early/Lower Miocene or 23.04000 to 15.98000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | Argentina (Rio Negro) | Asthenognathus microspinus (type locality: 45689) |