| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Posidonomya orbicularis
Taxonomy
Posidonomya orbicularis was named by Richthofen (1860).
It was recombined as Pseudomonotis orbicularis by Bittner (1900); it was recombined as Pseudomonotis (Claraia) orbicularis by Ogilvie Gordon (1927).
It was recombined as Pseudomonotis orbicularis by Bittner (1900); it was recombined as Pseudomonotis (Claraia) orbicularis by Ogilvie Gordon (1927).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1860 | Posidonomya orbicularis Richthofen |
| 1900 | Pseudomonotis orbicularis Bittner |
| 1927 | Pseudomonotis (Claraia) orbicularis Ogilvie Gordon |
Is something missing? Join the Paleobiology Database and enter the data
|
|
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.
†Posidonomya orbicularis Richthofen 1860
show all | hide all
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 2 | 11.5 | 7.90 | 16.7 | 12.3 | 6.22 |
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: f = family, o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Griesbachian to the top of the Spathian or 251.90200 to 246.70000 Ma
Collections (4 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Griesbachian | China (Chongqing) | Claraia orbicularis (149148) | |
| Griesbachian | China (Sichuan) | Claraia orbicularis (98559) | |
| Olenekian | Italy (South Tyrol) | Pseudomonotis orbicularis (204991) | |
| Spathian | Russian Federation | Claraia orbicularis (98553) |