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Helicosphaera granulata

Edited by Jeremy Young on Wed, 09/03/2011 - 18:26

Helicosphaera granulata (Bukry and Percival, 1971) Jafar and Martini, 1975 [Helicopontosphaera]

Description: Like H. carteri but with central-area showing irregular, granular, structure, possibly a preservational variant.

Remarks:

Original description:

Helicopontosphaera granulata 040443.jpgHelicopontosphaera granulata 040444.jpg

Geological Time Data
Geological Time Periods: 
NN9
Paleogene
Biblio Reference: 
Young, JR.  1998.  Neogene. Calcareous nannofossil biostratigraphy. :225-265.
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...