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Pontielasma praeundatum
Taxonomy
Pontielasma praeundatum was named by Waterhouse and Piyasin (1970). Its type specimen is University of Toronto B513, a shell (Articulated shell), and it is not a trace fossil. Its type locality is Khao Phrik, Rat Buri, which is in a Wordian offshore shelf limestone/limestone in the Rat Buri Formation of Thailand. It is the type species of Pontielasma.
Synonymy list
| Year | Name and author |
|---|---|
| 1970 | Pontielasma praeundatum Waterhouse and Piyasin p. 163 figs. Pl 31, figs 10-17; text-fig 17B |
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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.
†Pontielasma praeundatum Waterhouse and Piyasin 1970
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 4 | 7.34 | 3.80 | 13.4 | 7.60 | 4.01 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||