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Helicosphaera vedderi

Edited by Jeremy Young on Wed, 09/03/2011 - 18:44

Helicosphaera vedderi Bukry, 1981

Description: Similar to H. walbersdorfensis with wider bar and less distinct wing.

Remarks:

Original description:

Helicosphaera vedderi 130150.jpgHelicosphaera vedderi 130151.jpg

Variant: H. jakubowskii Varol, 1989 - granular central-area.

Geological Time Data
Geological Time Periods: 
NN5
NN2
Biblio Reference: 
Young, JR.  1998.  Neogene. Calcareous nannofossil biostratigraphy. :225-265.
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...