| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Pseudodiadema texanum
Taxonomy
Diadema texanum was named by Roemer (1852).
It was recombined as Cyphosoma texanum by Gabb (1869); it was recombined as Pseudodiadema texanum by Clark and Twitchell (1915).
It was recombined as Cyphosoma texanum by Gabb (1869); it was recombined as Pseudodiadema texanum by Clark and Twitchell (1915).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1852 | Diadema texanum Roemer |
| 1869 | Cyphosoma texanum Gabb p. 276 |
| 1915 | Pseudodiadema texanum Clark and Twitchell p. 55 |
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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.
†Pseudodiadema texanum Roemer 1852
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: subo = suborder, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: Early/Lower Albian or 113.20000 to 110.10000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Albian | USA (Texas) | Pseudodiadema texanum, Cyphosoma texanum (203431) |