Nannotax

Oolithotus antillarum

Wed, 07/01/2009 - 23:09

Description

  • Citation: 
    Oolithotus antillarum (Cohen 1964) Reinhardt, in Cohen & Reinhardt 1968 [Discolithus]

    Description: Small form, coccoliths 3-6μm; strongly asymmetric; proximal shield much smaller than distal, with sutures complexly kinked becoming pseudo-bicyclic; usually with deep, narrow depression on distal surface.

    Remarks:

    Synonym: O. fragilis var. cavum (Okada & McIntyre 1977) Jordan & Young 1990 [O. fragilis ssp. cavum] - see Kleijne (1993) for discussion, although our observations indicate wider size range for th species.

    Range: Pliocene to Recent.

    4-29antillarum.JPG 4-30antillarum.JPG

    Ool_ant_51-27.JPGOol_ant_N15U5.JPG

     

     

Images

  • 216-04a.jpg
  • 4-29antillarum.JPG
  • 4-30antillarum.JPG
  • Ool_frag_216-04a.JPG
  • Ool_frag_119-76.JPG
  • Ool_ant_N15U5.JPG
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft & Dave Roberts