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Triquetrorhabdulus challengeri

Edited by Lyndsey on Thu, 10/03/2011 - 13:43

Triquetrorhabdulus challengeri Perch-Nielsen, 1977

Description: Short broad species with two wide blades bearing one to four subsidiary ridges parallel to a shorted median lath. Optic axis parallel to length.

Remarks:

Size: 8-15 microns long, typically about half as wide as long.

Original description:

Triquetrorhabdulus challengeri 120414.jpgTriquetrorhabdulus challengeri 120415.jpg

9-9challengeri.JPG 9-10challengeri.JPG 9-3challengeri.JPG 9-4challengeri.JPG 9-5challengeri.JPG

Geological Time Data
Geological Time Periods: 
NN2
NN 1
Biblio Reference: 
Young, JR.  1998.  Neogene. Calcareous nannofossil biostratigraphy. :225-265.
Scratchpads developed and conceived by: Vince Smith, Simon Rycroft, Dave Roberts, Ben Scott...