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Martinia acutomarginiformis
Taxonomy
Martinia acutomarginiformis was named by Waterhouse and Gupta (1983). Its type specimen is USNM 153734, a valve (Ventral valve), and it is not a trace fossil.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1983 | Martinia acutomarginiformis Waterhouse and Gupta p. 221 |
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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.
†Martinia acutomarginiformis Waterhouse and Gupta 1983
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| valve height | 1 | 8.89 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: Changhsingian or 254.14000 to 251.90200 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Changhsingian | Pakistan (Northwest Frontier) | Martinia sp. (41557) | |
| Changhsingian | Pakistan (Punjab) | Martinia sp. (41562 41564) |