Suborder:
|
Goniatitina
|
Superfamily:
|
Goniatitoidea
|
Family:
|
Goniatitidae
|
Genus:
|
Paraglyphioceras
|
Species:
|
guadianense |
Qualifier:
|
ss |
Author:
|
Korn 1997,p.52
|
Lower Boundary:
|
DER fimbriatus--spirifer/striatus, 330.7 million years
|
Upper Boundary:
|
DER rotundum--Go beta suerlandense, 328.4 million years
|