Suborder:
|
Anarcestina
|
Superfamily:
|
Anarcestoidea
|
Family:
|
Anarcestidae
|
Subfamily:
|
Anarcestinae
|
Genus:
|
Crispoceras
|
Species:
|
tureki |
Qualifier:
|
ss |
Author:
|
Klug 2002,p.54
|
Lower Boundary:
|
CZB richteri Zone lower--upper part, 400.5 million years
|
Upper Boundary:
|
MD1C--MD1D:S.macrocephalus base [01,80], 395.5 million years
|