Suborder:
|
Goniatitina
|
Superfamily:
|
Shumarditoidea
|
Family:
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Somoholitidae
|
Genus:
|
Somoholites
|
Species:
|
glomerosus |
Qualifier:
|
ss |
Author:
|
Ruzhencev 1950,p.142
|
Lower Boundary:
|
RUS lower--upper Zhigulian, 305.9 million years
|
Upper Boundary:
|
Gzhelian--Asselian [C--P], 299 million years
|