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Permocerithium
Taxonomy
Permocerithium was named by Nützel and Nakazawa (2012). Its type is Permocerithium nudum.
It was assigned to Propupaspiridae by Nützel and Nakazawa (2012).
It was assigned to Propupaspiridae by Nützel and Nakazawa (2012).
Species
P. nudum (type species)
Synonymy list
Year | Name and author |
---|---|
2012 | Permocerithium Nützel and Nakazawa p. 151 |
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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.
G. †Permocerithium Nützel and Nakazawa 2012
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†Permocerithium nudum Nützel and Nakazawa 2012
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 4 | 2.83 | 1.70 | 3.70 | 3.20 | 0.870 | |
shell diameter | 4 | 1.22 | 1.20 | 1.30 | 1.20 | 0.050 |
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Source: subo = suborder, c = class | |||||
References: Hendy et al. 2009, Kiessling 2004 |
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Capitanian | Japan | P. sp., P. nudum (109667) |