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Yohophyllum
Taxonomy
Yohophyllum was named by Lin (1965) [Sepkoski's age data: O Cara]. It is not extant.
It was assigned to Calostylidae by Hill (1981); and to Rugosa by Sepkoski (2002).
It was assigned to Calostylidae by Hill (1981); and to Rugosa by Sepkoski (2002).
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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. †Yohophyllum Lin 1965
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Llanvirn to the top of the Longvillian or 468.00000 to 455.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llanvirn | China (SiChuan) | Y. sp. (7951) | |
| Harnagian - Longvillian | China (Guizhou) | Y. sp. (7338) |