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Quadrocladus
Taxonomy
Quadrocladus was named by Maedler (1957). It is not extant. Its type is Quadrocladus florini.
It was assigned to Coniferales by Andrews (1970).
It was assigned to Coniferales by Andrews (1970).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1957 | Quadrocladus Maedler |
| 1970 | Quadrocladus Andrews |
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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. †Quadrocladus Maedler 1957
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†Quadrocladus borealis Meyen 1981
†Quadrocladus florini Maedler 1957
†Quadrocladus sibiricus Neuburg 1936
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian - Wordian | Italy (Southern Alps) | Q. sp. (25350) | |
| Wordian | Russian Federation | Q. sp. 1 (30685) | |
| Capitanian - Changhsingian | Russian Federation | Q. sp. 1, Q. sp. 2 (30811) | |
| Wuchiapingian | Germany | Q. solmsi, Q. orobiformis (25294) | |
| Wuchiapingian - Changhsingian | Germany | Q. solmsi, Q. orobiformis (26258) | |
| Changhsingian | China (Henan) | Q. sp. 1 (29510) | |
| Changhsingian | Russian Federation | Q. sp. 1 (30688 30690 30691) | |
| Induan | Russian Federation (Kemerovo) | Q. sp. 1, Retinosporites sibirica (30484) | |
| Early/Lower Triassic | Russian Federation | Q. sp. 1 (30398 30489 30696) |