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Echinocardium marylandiense
Taxonomy
Echinocardium marylandiense was named by Kier (1972). It is a 3D body fossil. Its type locality is Scientist Cliffs [Calvert Beach Mbr, Calvert Fm], which is in a Serravallian marginal marine sandstone in the Calvert Formation of Maryland.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1972 | Echinocardium marylandiense Kier p. 16 figs. pl. 6; pl. 7, figs. 2, 3; pl. 8, figs. 1, 2 |
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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.
†Echinocardium marylandiense Kier 1972
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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: Kiessling 2004, Aberhan 1992 | |||||
Age range: Serravallian or 13.82000 to 11.63000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serravallian | USA (Maryland) | Echinocardium marylandiense (70830 type locality: 155893) |