| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polydesmia
Taxonomy
Polydesmia was named by Lorenz (1906).
It was assigned to Polydesmiidae by Teichert et al. (1964) and Crick (1981); and to Actinocerida by Flower (1957) and Sepkoski (2002).
It was assigned to Polydesmiidae by Teichert et al. (1964) and Crick (1981); and to Actinocerida by Flower (1957) and Sepkoski (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1906 | Polydesmia Lorenz |
| 1957 | Polydesmia Flower |
| 1964 | Polydesmia Teichert et al. p. 203 |
| 1981 | Polydesmia Crick p. 227 |
| 2002 | Polydesmia Sepkoski |
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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: base of the Dawan to the top of the Late/Upper Llanvirn or 478.60000 to 460.90000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Dawan | Mongolia | P. zuezshanensis (157192) | |
| Arenig | South Korea (Kangweondo (Gangwon-do)) | P. canaliculata (89515) | |
| Arenig | China (ShanDong) | P. sp. (20775) | |
| Arenig | China (LiaoNing) | P. sp. (20757) | |
| Arenig | China (HeBei) | P. sp. (7956 7962 7967 7979) | |
| Arenig | China (JiLin) | P. sp. (21147) | |
| Llanvirn | China (HeBei) | P. sp. (7994) | |
| Late/Upper Llanvirn | China (HeBei) | P. sp. (7988) |