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Ptychocerithium perlamellosum
Taxonomy
Cerithium (Ptychocerithium) perlamellosum was named by Vredenburg (1928) [DISTRIBUTION: Oligocene; Pakistan.]. It is not a trace fossil.
It was recombined as Ptychocerithium perlamellosum by Iqbal (1969) and Iqbal (1980); it was recombined as Cerithium perlamellosum by Harzhauser et al. (2009).
It was recombined as Ptychocerithium perlamellosum by Iqbal (1969) and Iqbal (1980); it was recombined as Cerithium perlamellosum by Harzhauser et al. (2009).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1928 | Cerithium (Ptychocerithium) perlamellosum Vredenburg p. 354 figs. pl. 14, figs. 3-7 |
| 1969 | Ptychocerithium perlamellosum Iqbal p. 45 |
| 1980 | Ptychocerithium perlamellosum Iqbal p. 40 |
| 2009 | Cerithium perlamellosum Harzhauser et al. p. 366 |
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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.
†Ptychocerithium perlamellosum Vredenburg 1928
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Diagnosis
No diagnoses are available