Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Spasskothyrididae
Taxonomy
Spasskothyrididae was named by Smirnova (1977). Its type is Spasskothyris.
It was assigned to Loboidothyridoidea by Williams et al. (2006).
It was assigned to Loboidothyridoidea by Williams et al. (2006).
Subtaxa
Spasskothyris (type genus), Volgathyris
Synonymy list
Year | Name and author |
---|---|
1977 | Spasskothyrididae Smirnova |
2006 | Spasskothyrididae 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