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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Psilotrigoniinae
Taxonomy
Psilotrigoniinae was named by Fleming (1987).
It was assigned to Frenguelliellidae by Pérez et al. (2008); and to Trigoniidae by Fleming (1987), Bouchet et al. (2010), Carter et al. (2011).
It was assigned to Frenguelliellidae by Pérez et al. (2008); and to Trigoniidae by Fleming (1987), Bouchet et al. (2010), Carter et al. (2011).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1987 | Psilotrigoniinae Fleming pp. 32, 39 |
| 2008 | Psilotrigoniinae Pérez et al. p. 80 |
| 2010 | Psilotrigoniinae Bouchet et al. |
| 2011 | Psilotrigoniinae Carter et al. p. 11 |
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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.
Subfm. †Psilotrigoniinae Fleming 1987
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G. †Psilotrigonia Cox 1952
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†Psilotrigonia beesleyana Lycett 1874
†Psilotrigonia vegaensis Pérez et al. 2008
†Psilotrigonia zealandica Fleming 1987
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family | |||||
| References: Aberhan et al. 2004, Ros-Franch et al. 2014 | |||||
Age range: base of the Late/Upper Sinemurian to the top of the Puaroan or 199.50000 to 143.10000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Sinemurian - Early/Lower Pliensbachian | Chile | Psilotrigonia vegaensis (95104) | |
| Heterian - Puaroan | New Zealand | Psilotrigonia zealandica (63739 63740) |