Suborder:
|
Anarcestina
|
Superfamily:
|
Anarcestoidea
|
Family:
|
Anarcestidae
|
Subfamily:
|
Anarcestinae |
Qualifier:
|
fy |
Author:
|
Steinmann 1890,p.391
|
Valid:
|
Anarcestidae Steinmann TAX457 |
Lower Boundary:
|
DER Schönau Lst. base, 405.5 million years
|
Upper Boundary:
|
MD1B F.platypleura Zone base [00,20], 397 million years
|