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Monophoraster
Taxonomy
Monophoraster was named by Lambert and Thiéry (1921) [Sepkoski's age data: T Mi-l]. It is the type genus of Monophorasteridae.
It was assigned to Monophorasteridae by Durham (1955), Durham (1966); and to Clypeasteroida by Sepkoski (2002).
It was assigned to Monophorasteridae by Durham (1955), Durham (1966); and to Clypeasteroida by Sepkoski (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1921 | Monophoraster Lambert and Thiéry p. 324 |
| 1955 | Monophoraster Durham pp. 169 - 170 figs. Fig. 29, e |
| 1966 | Monophoraster Durham p. U485 |
| 2002 | Monophoraster Sepkoski |
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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. †Monophoraster Lambert and Thiéry 1921
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan et al. 2004, Kiessling 2004, Aberhan 1992 | |||||
Age range: base of the Burdigalian to the top of the Langhian or 20.45000 to 13.82000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Miocene | Argentina (Santa Cruz) | M. telfordi (193976) | |
| Burdigalian | Argentina (Río Negro) | M. darwini (179579) | |
| Langhian | Argentina (Río Negro) | M. darwini (179580) |