Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
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Muensteroceratidae
|
Genus:
|
Muensteroceras
|
Species:
|
eshbaughi |
Qualifier:
|
ss |
Author:
|
Miller _Downs_&_Y. 1949,p.6
|
Lower Boundary:
|
UIL Fern Glen Fm. base, 349 million years
|
Upper Boundary:
|
UIL Fern Glen Fm. top, 339 million years
|