TaxNo: 5033Darvasiceras mirum+
| Suborder: |
Prolecanitina
|
| Superfamily: |
Medlicottioidea
|
| Family: |
Darvasiceratidae
|
| Genus: |
Darvasiceras
|
| Species: | mirum+ |
| Qualifier: | ss |
| Author: |
Leonova 1990,p.107
|
| Lower Boundary: |
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|
| Upper Boundary: |
UTX Kungurian/Leonardian base, 275.6 million years
|