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Calvaticrinus integer
Taxonomy
Discocrinus integer was named by Hess and Gale (2010). It is a 3D body fossil. Its type locality is Double Arches [Shenley Limestone], which is in an Albian marine wackestone in the Shenley Limestone Formation of the United Kingdom.
It was recombined as Calvaticrinus integer by Gale and Matrion (2021).
It was recombined as Calvaticrinus integer by Gale and Matrion (2021).
Synonymy list
| Year | Name and author |
|---|---|
| 2010 | Discocrinus integer Hess and Gale p. 444 figs. Fig. 7A–D |
| 2021 | Calvaticrinus integer Gale and Matrion p. 15 figs. 6.10-6.12 |
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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.
†Calvaticrinus integer Hess and Gale 2010
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| H. Hess and A. S. Gale 2010 | Cup low, hemispherical with interradial extensions
carrying muscle fossae, radial portions slightly bulging but devoid of prominent wings or spines; surface finely rugose; facets for arms nearly vertical, covering half of cup height; upper cavity separated from lower cavity by thin plate composed of five fused basals |
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Early/Lower Albian or 112.03000 to 109.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Albian | United Kingdom (England) | Discocrinus integer (type locality: 161933) |