| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Sphenosyntexis
Taxonomy
Sphenosyntexis was named by Rasnitsyn (1969). Its type is Anaxyela antonovi.
It was assigned to Anaxyelidae by Rasnitsyn (1969), Carpenter (1992); and to Anaxyelinae by Taeger et al. (2010), Kopylov (2019), Gao et al. (2021).
It was assigned to Anaxyelidae by Rasnitsyn (1969), Carpenter (1992); and to Anaxyelinae by Taeger et al. (2010), Kopylov (2019), Gao et al. (2021).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Sphenosyntexis Rasnitsyn p. 67 |
| 1992 | Sphenosyntexis Carpenter |
| 2010 | Sphenosyntexis Taeger et al. p. 36 |
| 2019 | Sphenosyntexis Kopylov p. 343 |
| 2021 | Sphenosyntexis Gao et al. p. 162 |
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. †Sphenosyntexis Rasnitsyn 1969
show all | hide all
†Sphenosyntexis antonovi Rasnitsyn 1963
†Sphenosyntexis pallicornis Rasnitsyn 1969
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|||||
|
|
||||
| Source: c = class, p = phylum | |||||
| References: Bush and Bambach 2015, Kiessling 2004 | |||||
Age range: Kimmeridgian or 154.80000 to 149.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kimmeridgian | Kazakhstan | Anaxyela antonovi (115717) S. pallicornis (113439) |