Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trochocyathus sellardsi
Taxonomy
Trochocyathus sellardsi was named by Wells (1933). It is not extant. Its type locality is Sycamore Creek, Forth Worth, which is in an Albian coastal siliciclastic in the Pawpaw Formation of Texas.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1933 | Trochocyathus sellardsi Wells |
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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 sellardsi Wells 1933
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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 Late/Upper Albian to the top of the Early/Lower Cenomanian or 105.30000 to 93.50000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Late/Upper Albian | USA (Texas) | Trochocyathus sellardsi (type locality: 123265) | |
Early/Lower Cenomanian | USA (Texas) | Trochocyathus sellardsi (123286) |