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Ptychomphalina magna
Taxonomy
Bembexia magna was named by Girty (1929). It is not extant. Its type locality is USGS 3204. Abandoned limestone quarry, Spring Creek Valley, Denieville, which is in a Meramecian carbonate chert/carbonate in the Boone Formation of Arkansas.
It was recombined as Ptychomphalina magna by Gordon and Yochelson (1987).
It was recombined as Ptychomphalina magna by Gordon and Yochelson (1987).
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Bembexia magna Girty p. 94 |
| 1987 | Ptychomphalina magna Gordon and Yochelson p. 54 |
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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.
†Ptychomphalina magna Girty 1929
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order | |||||
| References: Hendy 2009, Bambach et al. 2007 | |||||
Age range: Meramecian or 342.90000 to 335.40000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Meramecian | USA (Arkansas) | Bembexia magna (type locality: 60042) |