Suborder:
|
Goniatitina
|
Superfamily:
|
Shumarditoidea
|
Family:
|
Somoholitidae
|
Genus:
|
Andrianovia |
Qualifier:
|
ge |
Author:
|
Boardman et al. 1994,p.49
|
Lower Boundary:
|
U Virgilian--Asselian [C--P], 299 million years
|
Upper Boundary:
|
Sakmarian--Artinskian [SAK--ART], 284.4 million years
|