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Paleopneustes (heart urchin)
Taxonomy
Paleopneustes was named by Agassiz (1873) [Sepkoski's age data: T Ol-u R Sepkoski's reference number: 956]. It is extant.
It was assigned to Asterostomatidae by Fischer (1966); to Paleopneustidae by Grant and Hertlein (1938), Henderson (1975); and to Spatangoida by Sepkoski (2002).
It was assigned to Asterostomatidae by Fischer (1966); to Paleopneustidae by Grant and Hertlein (1938), Henderson (1975); and to Spatangoida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1873 | Paleopneustes Agassiz p. 223 |
| 1938 | Paleopneustes Grant and Hertlein p. 112 |
| 1966 | Paleopneustes Fischer p. U624 |
| 1975 | Paleopneustes Henderson p. 51 |
| 2002 | Paleopneustes 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. Paleopneustes Agassiz 1873 [heart urchin]
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†Paleopneustes holmani Grant and Hertlein 1938
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Kiessling 2004, Aberhan 1992 | |||||
Age range: Early/Lower Pliocene or 5.33300 to 3.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Pliocene | USA (California) | Paleopneustes holmani (203579) |