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Trochocyathus planicostatus
Taxonomy
Trochocyathus planicostatus was named by Dennant (1903). It is not extant. Its type locality is Adelaide bore, which is in an Eocene marine horizon in Australia.
Sister species lacking formal opinion data
T. affinis, T. angustibasis, T. burnesi, T. concinnus, T. conoides, T. cornutus, T. cyclolitoides, T. fuchsi, T. gajensis, T. gibberus, T. giganteus, T. gigas, T. gracilis, T. irregularis, T. magnevillianus, T. meridionalis, T. montgomeriensis, T. multispinosus, T. nummiformis, T. nummuliticus, T. plicatus, T. ponderosus, T. pyramidatus, T. rawsoni, T. sinuosus, T. victoriae, T. virgatus, T. armatus, T. durhami, T. diversiformis, T. crassicostatus, T. elongatus
Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Trochocyathus planicostatus Dennant |
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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 planicostatus Dennant 1903
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Diagnosis
No diagnoses are available