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Tetradella quadrilirata
Taxonomy
Beyrichia quadrilirata was named by Hall and Whitfield (1875). It is the type species of Tetradella.
It was recombined as Tetradella quadrilirata by Henningsmoen (1953).
It was recombined as Tetradella quadrilirata by Henningsmoen (1953).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1953 | Tetradella quadrilirata Henningsmoen |
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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.
†Tetradella quadrilirata Hall and Whitfield 1875
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class | |||||
References: Alvarez et al. 2008, Kiessling 2004 |
Age range: Rocklandian or 457.30000 to 449.60000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Rocklandian | USA (Tennessee) | Tetradella quadrilirata (5346) | |
Shermanian | USA (Tennessee) | Tetradella quadrilirata (5351) |