Suborder:
|
Goniatitina
|
Superfamily:
|
Pericycloidea
|
Family:
|
Pericyclidae
|
Subfamily:
|
Ammonellipsitinae
|
Genus:
|
Fascipericyclus
|
Species:
|
furcatus |
Qualifier:
|
sy |
Author:
|
McCoy 1844,p.21
|
Valid:
|
Fascipericyclus fasciculatus Mc Coy 1844 |
Lower Boundary:
|
Pericyclus--Fasciperic./Ammonellips.BZ, 348.5 million years
|
Upper Boundary:
|
IRL Lower Limestone top, 345.3 million years
|