Suborder:
|
Anarcestina
|
Superfamily:
|
Beloceratoidea
|
Family:
|
Gephuroceratidae
|
Subfamily:
|
Gephuroceratinae
|
Genus:
|
Manticoceras
|
Species:
|
fasciculatum |
Qualifier:
|
ss |
Author:
|
Clarke 1899,p.71
|
Lower Boundary:
|
UNY Genundewa base (16--17), 383.3 million years
|
Upper Boundary:
|
UNY Genundewa--Middlesex (17--18), 382.7 million years
|