| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polonodus
Taxonomy
Polonodus was named by Dzik (1976) [Sepkoski's age data: O Aren-u O Ashg-m Sepkoski's reference number: 800].
It was assigned to Cahabagnathidae by Stouge and Bagnoli (1999); to Conodontophorida by Sepkoski (2002); and to Polyplacognathidae by Mestre and Heredia (2020).
It was assigned to Cahabagnathidae by Stouge and Bagnoli (1999); to Conodontophorida by Sepkoski (2002); and to Polyplacognathidae by Mestre and Heredia (2020).
Species lacking formal opinion data
Entered
by J. Sepkoski on 2003-01-23; modified by P. Wagner on 2021-03-22
Synonymy list
| Year | Name and author |
|---|---|
| 1976 | Polonodus Dzik |
| 1999 | Polonodus Stouge and Bagnoli p. 156 |
| 2002 | Polonodus Sepkoski |
| 2020 | Polonodus Mestre and Heredia p. 738 |
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.
G. †Polonodus Dzik 1976
show all | hide all
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Aberhan 1992 | |||||
Age range: base of the Darriwilian to the top of the Early/Lower Llanvirn or 469.40000 to 461.10000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Arenig | Argentina | P. sp. (8744 8751) | |
| Darriwilian | Argentina | P. galerus (210377 210390 210392 210420 210452) P. galerus, P. sp. (210453) P. magnus, P. galerus, P. newfoundlandensis (210460) | |
| Early/Lower Llanvirn | Argentina | P. sp. (8747) |