Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Spirophorida
Taxonomy
Spirophorida was named by Bergquist and Hogg (1969).
It was assigned to Tetractinomorpha by Bambach et al. (2007).
It was assigned to Tetractinomorpha by Bambach et al. (2007).
Subtaxa
Synonymy list
Year | Name and author |
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1969 | Spirophorida Bergquist and Hogg |
2007 | Spirophorida Bambach et al. p. S4 |
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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.
Or. †Spirophorida Bergquist and Hogg 1969
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subc = subclass, c = class | |||||
References: Bambach et al. 2007, Finks et al. 2004, Whittington et al. 1997 |
Age range
Maximum range based only on fossils: base of the Priabonian to the top of the Serravallian or 38.00000 to 11.62000 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Minimum age of oldest fossil (stem group age): 33.9 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Priabonian | Ukraine | Samus anonymus (229619) | |
Burdigalian | Slovakia | Samidae indet. (147807) | |
Serravallian | Portugal | Spirophorida indet., Samus sp. (117021) |