Umbilicosphaera hulburtiana

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

Umbilicosphaera hulburtiana Gaarder, 1970

Description: Elliptical, otherwise similar to U. foliosa, including bicyclic proximal shield, rare.

Remarks:

Original description:

Geological Time Data

Geological Time Periods:

NN21

NN19

Biblio Reference:

Young, JR. 1998. Neogene. Calcareous nannofossil biostratigraphy. :225-265.

Notes on occurrence information:

Questions whether range begins with NN19

Nannotax Enabling nannofossil research