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Trochodendroides
Taxonomy
Trochodendroides was named by Berry (1922). It is not extant. Its type is Trochodendroides rhomboideus.
It was assigned to Trochodendraceae by Andrews (1970); and to Cercidiphyllaceae by McIver and Basinger (1993) and Liu et al. (1996).
It was assigned to Trochodendraceae by Andrews (1970); and to Cercidiphyllaceae by McIver and Basinger (1993) and Liu et al. (1996).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1922 | Trochodendroides Berry |
| 1970 | Trochodendroides Andrews |
| 1993 | Trochodendroides McIver and Basinger |
| 1996 | Trochodendroides Liu et al. |
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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. †Trochodendroides Berry 1922
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†Trochodendroides arctica Berry 1926
†Trochodendroides genetrix Newberry 1868
†Trochodendroides rhomboideus Berry 1922
†Trochodendroides serrulata Wolfe 1966
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: p = phylum | |||||
| Reference: Kiessling 2009 | |||||
Age range: base of the Albian to the top of the Middle Eocene or 113.00000 to 37.71000 Ma
Collections (69 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Albian | Canada (British Columbia) | T. potomacensis (24895) | |
| Albian | Canada (Alberta) | T. potomacensis (24838 24839) | |
| Albian - Cenomanian | Russian Federation | T. arctica (34627 34796 34800 34801) | |
| Early/Lower Cenomanian | Canada (Alberta) | T. arctica (35072) | |
| Early/Lower Cenomanian | Canada (British Columbia) | T. arctica (32029) T. potomacensis (35006) | |
| Coniacian - Campanian | Canada (British Columbia) | T. arctica (35210) | |
| Late/Upper Santonian | Canada (Alberta) | T. arctica (35093) | |
| Early/Lower Campanian | USA (Montana) | T. sp. (27371 27372) | |
| Early/Lower Campanian | USA (Wyoming) | T. sp. (27135 27314 27357 27360 27361 27365 27370) | |
| Maastrichtian | Canada (Alberta) | T. arctica (35244 35246 35247) | |
| Lancian | USA (North Dakota) | T. nebrascensis (25500 25914 25915 25916 25918 25922 25923 48182 48183 48184 48191 48198 48199 48212 48216 48217 48218 48219 48220 48231 48233 48234 48248 48251 48252 48254 48273 48281 48282 48286 48287) | |
| Lancian | USA (South Dakota) | T. nebrascensis (31955 48235) | |
| Late/Upper Maastrichtian | Canada (Saskatchewan) | T. flabella (54105) | |
| Early/Lower Paleocene | USA (Montana) | Zizyphoides flabella (129028) | |
| Paleocene | Canada (Saskatchewan) | T. flabella (34424 34425 34428) | |
| Paleocene | China (Heilongjiang) | T. sp. (223817) | |
| Late/Upper Paleocene | United Kingdom (Berkshire) | T. sp. (234638) | |
| Late/Upper Paleocene | USA (Wyoming) | Zizyphoides flabella (129222) | |
| Clarkforkian | USA (North Dakota) | T. serrulata (10808) | |
| Eocene | China (Jilin) | T. sp. (223891) | |
| Early/Lower Eocene | Canada (British Columbia) | T. arctica (227797) | |
| Middle Eocene | China (Jilin) | T. arctica (179213) |