| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cyrtorostra nana
Taxonomy
Cyrtorostra nana was named by Biakov (2002). Its type specimen is MCGS 17/1019, a valve (Left valve), and it is a cast. Its type locality is Kinkiya Ravine, Site 22, which is in a Capitanian marine horizon in the Soktui Formation of the Russian Federation.
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Cyrtorostra nana Biakov p. 468 figs. Pl 5, fig 26 |
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.
†Cyrtorostra nana Biakov 2002
show all | hide all
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| valve height | 1 | 7.40 |
|
|
||||
|
|
||||
|
|||||
|
|
||||
|
|
||||
| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Kiessling 2004 | |||||
Age range: Capitanian or 264.28000 to 259.51000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Capitanian | Russian Federation | Cyrtorostra nana (type locality: 102157) |