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Helicosphaera scissura

Edited by Jeremy Young on Wed, 09/03/2011 - 18:19

Helicosphaera scissura Miller, 1981

Description: Like H. ampliaperta but with slit rather than wide opening in central-area.

Remarks:

Original description:

Helicosphaera scissura 080411.jpgHelicosphaera scissura 080412.jpg

Geological Time Data
Geological Time Periods: 
NN4
NN3
Biblio Reference: 
Young, JR.  1998.  Neogene. Calcareous nannofossil biostratigraphy. :225-265.
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...