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Zizyphoides
Taxonomy
Zizyphoides was named by Seward and Conway (1935). It is not extant. Its type is Zizyphoides columbi.
It was assigned to Rhamnaceae by Andrews (1970); and to Trochodendraceae by Liu et al. (1996).
It was assigned to Rhamnaceae by Andrews (1970); and to Trochodendraceae by Liu et al. (1996).
Species
Z. columbi (type species), Z. ezoensis
Synonymy list
| Year | Name and author |
|---|---|
| 1935 | Zizyphoides Seward and Conway |
| 1970 | Zizyphoides Andrews |
| 1996 | Zizyphoides 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. †Zizyphoides Seward and Conway 1935
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†Zizyphoides columbi Heer 1935
†Zizyphoides ezoensis Manchester et al. 2005
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 Paleocene to the top of the Middle Eocene or 66.00000 to 37.71000 Ma
Collections (7 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Paleocene | China (Heilongjiang) | Z. flabellum (223817) | |
| Ypresian | Canada (British Columbia) | Z. sp. (227994) | |
| Ypresian | USA (Washington) | Z. sp. (147822) | |
| Eocene | Canada (British Columbia) | Z. sp. (179231) | |
| Eocene | China (Jilin) | Z. flabellum (223891) | |
| Middle Eocene | China (Jilin) | Z. ezoensis (179213) | |
| Middle Eocene - Late/Upper Eocene | China (Liaoning) | Z. flabellum (223815) |