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Fossil 1.0
Herbertella
Classification:
Phylum:Brachiopoda
Class:   Articulata
Order:      Orthida
Genus:         Herbertella
Details:
 
Stratigraphic age range:

Ordovician

Habit:Marine epifaunal

Feeding style:Suspension feeder

Distinguishing
characteristics:
Has fine costae and no growth lines. It is seemingly impunctate and often has spine stumps. Also, shell is biconvex. Fold and sulcus is evident.

Images: