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Trochactaeonina
Taxonomy
Trochactaeonina was named by Meek (1863) [Sepkoski's age data: J Bath T Than Sepkoski's reference number: 914]. It is not extant.
It was assigned to Cephalaspida by Sepkoski (2002).
It was assigned to Cephalaspida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1863 | Trochactaeonina Meek |
| 2002 | Trochactaeonina Sepkoski |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Kiessling 2004 | |||||