| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Polydiexodina shumardi
Dunbar and Skinner (1931) selected a type series of specimens (syntypes or cotypes) to represent their concept of Polydiexodina shumardi. The syntypes are deposited in the Invertebrate Paleontology Division, Yale Peabody Museum of Natural History in New Haven, CT under the following catalogue numbers: YPM IP 20881-20884, 25670-25671, 50048.
Send comments to me
|
| Year | Name and author |
|---|---|
| 1931 | Polydiexodina shumardi Dunbar and Skinner pp. 266-267 figs. Pl. 3, figs. 1-6 |
| 1937 | Polydiexodina shumardi Dunbar and Skinner p. 695 figs. Pl 81, figs 3-10 |
| 1937 | Polydiexodina guadalupensis Needham |
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.
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: s = species | |||||
| References: Kiessling 2004, Dunbar and Skinner 1931 | |||||
Age range: base of the Roadian to the top of the Capitanian or 272.30000 to 259.51000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Roadian | Mexico (Coahuila) | Polydiexodina shumardi (63051) | |
| Capitanian | Mexico (Coahuila) | Polydiexodina shumardi (62909 62911) | |
| Capitanian | USA (Texas) | Polydiexodina shumardi (184261 184263) |