| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Spasskothyris
Taxonomy
Spasskothyris was named by Smirnova (1975) [Sepkoski's age data: K Berr K Haut Sepkoski's reference number: 538]. Its type is Spasskothyris rjasanensis. It is the type genus of Spasskothyrididae.
It was assigned to Terebratulida by Sepkoski (2002); and to Spasskothyrididae by Williams et al. (2006).
It was assigned to Terebratulida by Sepkoski (2002); and to Spasskothyrididae by Williams et al. (2006).
Species
S. rjasanensis (type species)
Synonymy list
| Year | Name and author |
|---|---|
| 1975 | Spasskothyris Smirnova p. 74 |
| 2002 | Spasskothyris Sepkoski |
| 2006 | Spasskothyris Williams et al. p. 2126 |
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
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 21.8 | 20.0 | 23.8 | 21.8 | 1.90 |
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: Berriasian or 145.00000 to 139.80000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Berriasian | Russian Federation | S. rjasanensis (164372) |