Suborder:
|
Prolecanitina
|
Superfamily:
|
Prolecanitoidea
|
Family:
|
Prolecanitidae
|
Subfamily:
|
Protocanitinae
|
Genus:
|
Protocanites
|
Species:
|
lyoni+* |
Qualifier:
|
ss |
Author:
|
Meek & Worthen 1860,p.471
|
Lower Boundary:
|
UMO Chouteau Lst. base, 354 million years
|
Upper Boundary:
|
UIN Rockford Lst. + low.Nancy Mb. top, 352 million years
|