| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Amphigeisina
Taxonomy
Amphigeisina is a genus. It is not extant. It is the type genus of Amphigeisinidae.
It was assigned to Amphigeisinidae by Clark et al. (1981); and to Protoconodontida by Sepkoski (2002).
It was assigned to Amphigeisinidae by Clark et al. (1981); and to Protoconodontida by Sepkoski (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1981 | Amphigeisina Clark et al. p. W111 |
| 2002 | Amphigeisina Sepkoski |
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
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: c = class, subp = subphylum | |||||
| References: Aberhan 1992, Carroll 1988 | |||||
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Tommotian | United Kingdom (Warwickshire) | A. danica (10253) | |
| Atdabanian | United Kingdom (England) | A. danica (79933) | |
| Atdabanian | Kyrgyzstan | A. renae (99328 99329) | |
| Atdabanian | China (Shaanxi) | A. danica (57691) | |
| Atdabanian | Kazakhstan | A. renae (99299 99300 99301 99302 99303 99316 99317 99357) | |
| Branchian | United Kingdom (England) | A. danica (79931 79932 79935 79937 79939) A. danica, A. n. sp. (79928) | |
| Botomian | Kazakhstan | A. renae (99362) | |
| Lenian | Sweden | A. danica (87124 87183 87184) | |
| Amgan | Russian Federation (Siberia) | A. danica (110820 110821 110822) | |
| Solvan | Russian Federation (Siberia) | A. danica (49429 49430 110823 110824) |