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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trochocyathus crassus
Taxonomy
Paratrochocyathus crassus was named by Alloiteau (1958). Its type locality is Ambarimaninga, which is in an Albian offshore marl in the Ambarimaninga Formation of Madagascar.
It was recombined as Trochocyathus crassus by Kiessling (2014).
It was recombined as Trochocyathus crassus by Kiessling (2014).
Sister species lacking formal opinion data
Synonymy list
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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.
†Trochocyathus crassus Alloiteau 1958
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| Reference: Kiessling 2004 | |||||
Age range: base of the Middle Albian to the top of the Albian or 109.00000 to 100.50000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Albian | Madagascar | Paratrochocyathus crassus (98227) | |
| Middle Albian - Late/Upper Albian | USA (New Mexico) | Paratrochocyathus crassus (35095 35096) |