Class: Globothalamea  Subclass: Rotaliana  Order: Rotaliida  Family: Heterohelicidae

 

found in material from the Miscellaneous Localities

Nanaimo Group, British Columbia

   Western Canada and USA   Canada

 

Geological Time: Cretaceous  Upper Cretaceous  Santonian

 

the SEM image is provided by Dr.

 

the identification may differ from that on WoRMS and is based on the publication mentioned below

 

 

The identification is based upon:

 Georgescu, M. D., 2010: Origin, taxonomic revision and evolutionary classification of the late Coniacian-early Campanian (Late Cretaceous) planktic foraminifera with multichamber growth in the adult stage. Revista Española de Micropaleontología, 42 (1).  page 59-118. Plate 1, Fig. 9-13

 

 

 

dataset number: FEU-1014305