| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Subdichotomoceras (Sphinctoceras)
Taxonomy
Subdichotomoceras (Sphinctoceras) was named by Neaverson (1925).
It was assigned to Subdichotomoceras by Neaverson (1925) and Mesezhnikov (1984).
It was assigned to Subdichotomoceras by Neaverson (1925) and Mesezhnikov (1984).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1925 | Subdichotomoceras (Sphinctoceras) Neaverson |
| 1984 | Subdichotomoceras (Sphinctoceras) Mesezhnikov p. 136 |
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.
Subg. †Subdichotomoceras (Sphinctoceras) Neaverson 1925
show all | hide all
†Subdichotomoceras (Sphinctoceras) subcrassum Mesezhnikov 1974
Diagnosis
No diagnoses are available
Measurements
No measurements are available
|
|
||||
|
|
||||
|
|
||||
|
|
||||
| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Early/Lower Tithonian or 150.80000 to 145.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Tithonian | Russian Federation (Krasnoyarsk) | Subdichotomoceras subcrassum (164353) |