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Pleophrynus ensifer
Taxonomy
Pleophrynus ensifer was named by Petrunkevitch (1945). Its type specimen is ISM 14873, an exoskeleton, and it is an impression. Its type locality is Mazon Creek (Illinois State Museum collection), which is in a Westphalian D deltaic mudstone in the Carbondale Formation of Illinois. It is the type species of Pleophrynus.
Synonymy list
| Year | Name and author |
|---|---|
| 1945 | Pleophrynus ensifer Petrunkevitch p. 52 figs. Pl 1, figs 1-4; text-figs 25-29 |
| 1949 | Pleophrynus ensifer Petrunkevitch p. 248 figs. 20, 121, 259 |
| 1953 | Pleophrynus ensifer Petrunkevitch p. 77 |
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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.
†Pleophrynus ensifer Petrunkevitch 1945
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Bush and Bambach 2015 | |||||
Age range: Westphalian D or 309.80000 to 307.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Westphalian D | USA (Illinois) | Pleophrynus ensifer (type locality: 133734) |