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Quadraplanus
Taxonomy
Quadraplanus was named by Stover and Partridge (1973) [L.E. Stover in L.E. Stover & A.D. Partridge, 1973]. It is not extant. It is considered to be a form taxon.
It was assigned to Magnoliopsida by Stover and Partridge (1973); and to Mimosoideae by Pérez Pincheira and Garrido (2024).
It was assigned to Magnoliopsida by Stover and Partridge (1973); and to Mimosoideae by Pérez Pincheira and Garrido (2024).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1973 | Quadraplanus Stover and Partridge |
| 2024 | Quadraplanus Pérez Pincheira and Garrido p. 5 |
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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.
G. †Quadraplanus Stover and Partridge 1973
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†Quadraplanus brossus Stover and Partridge 1973
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Age range: base of the Maastrichtian to the top of the Early/Lower Paleocene or 72.20000 to 61.66000 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Cretaceous - Early/Lower Paleocene | Argentina (Chubut) | Q. brossus (195707) | |
| Late/Upper Cretaceous - Eocene | New Zealand (Canterbury) | Q. brossus (170882) | |
| Late/Upper Campanian - Danian | Antarctica | Q. brossus (168697) | |
| Late/Upper Maastrichtian | Argentina (Río Negro) | Q. brossus (238221 238222) | |
| Late/Upper Maastrichtian | Argentina (Chubut) | Q. brossus (151452 233992) | |
| Maastrichtian | Argentina (Santa Cruz) | Q. brossus (168710 240042 240044 240047 240048 240529) | |
| Maastrichtian | Argentina (Chubut) | Q. brossus (31653 199410 239871 239875) | |
| Danian | Argentina (Santa Cruz) | Q. brossus (240086 240087 240526) |