Suborder:
|
Goniatitina
|
Superfamily:
|
Schistoceratoidea
|
Family:
|
Schistoceratidae
|
Genus:
|
Bendoceras |
Qualifier:
|
gy |
Author:
|
Plummer & Scott 1937,p.208
|
Valid:
|
Paralegoceras Hyatt 1884,p.327 |
Lower Boundary:
|
UTX Smithwick Fm. base, 308.9 million years
|
Upper Boundary:
|
UTX Smithwick Fm. top, 308.6 million years
|