Nannotax

Oolithotus fragilis

Thu, 08/01/2009 - 01:30

Description

  • Citation: 
    Oolithotus fragilis (Lohmann 1912) Martini & Müller 1972 [Coccolithophora]

    Description: Large form, coccoliths 5-9μm; weakly asymmetric; proximal shield only slightly smaller than distal, sutures jagged; broad depression on distal surface, distal sutures often kinked.

    Remarks: Easily confused with C. leptoporus in LM. One combination coccosphere, with holococcoliths observed in LM, but holococcoliths could not be determined (Geisen & Broerse unpubl. obs.).

    Range: Pliocene to Recent

    4-28fragilis.JPG

     Ool_frag_119-76.JPGOol_frag_217-76a.JPGOol_frag_119-76.JPGOol_frag_177-66.JPG

     

Images

  • 4-28fragilis.JPG
  • Ool_frag_177-66.JPG
  • Ool_frag_217-76a.JPG
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft & Dave Roberts