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Trochocyathus lakii
Taxonomy
Trochocyathus lakii was named by Duncan (1880). Its type locality is Laki Range, Sind, Pakistan, which is in a Danian marine horizon in Pakistan.
Sister species lacking formal opinion data
Synonyms
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Synonymy list
Year | Name and author |
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1880 | Trochocyathus lakii Duncan |
1900 | Trochocyathus hyatti Vaughan |
1955 | Trochocyathus desioi Rossi Ronchetti |
1955 | Trochocyathus libycus Rossi Ronchetti |
1958 | Cyrtocyathus collignoni Alloiteau |
1997 | Protrochocyathus pergratus Eliasova |
2008 | Trochocyathus lakii Baron-Szabo |
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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 lakii Duncan 1880
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Invalid names: Cyrtocyathus collignoni Alloiteau 1958 [synonym], Protrochocyathus pergratus Eliasova 1997 [synonym], Trochocyathus desioi Rossi Ronchetti 1955 [synonym], Trochocyathus hyatti Vaughan 1900 [synonym], Trochocyathus libycus Rossi Ronchetti 1955 [synonym]
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 Early/Lower Coniacian to the top of the Bortonian or 89.30000 to 39.10000 Ma
Collections (11 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Early/Lower Coniacian | Czech Republic | Protrochocyathus pergratus, Protrochocyathus sp. (35142) | |
Maastrichtian | Libya | Trochocyathus desioi (87561) Trochocyathus libycus (87599) | |
Maastrichtian | Madagascar (Mahajanga) | Cyrtocyathus collignoni (86511) | |
Danian | Pakistan (Sind) | Trochocyathus lakii (type locality: 11288) | |
Danian | USA (Alabama) | Trochocyathus hyatti (2857 2865) | |
Paleocene | USA (Alabama) | Trochocyathus hyatti (87815 87816) | |
Selandian | USA (Alabama) | Trochocyathus hyatti (86182) | |
Bortonian | New Zealand | Asterosmilia aliquantula (89021) |