Eocene-Oligocene boundary in New Zealand

The planktonic foraminifera Hantkenina, Globigerapsis and Pseudohastigerina micra are widely distributed throughout the world and their last appearance has generally been considered to mark the top of the Eocene. Hornibrook stated that H. alabamensis, G. index and P. micra make their last appearance...

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Bibliographic Details
Main Author: Srinivasan, M. S.
Format: Article in Journal/Newspaper
Language:unknown
Published: Nature Publishing Group 1965
Subjects:
QE Geology
New Zealand
Planktonic foraminifera
Online Access:http://repository.ias.ac.in/51168/
http://www.nature.com/nature/journal/v207/n4996/abs/207514a0.html
Description
Summary:The planktonic foraminifera Hantkenina, Globigerapsis and Pseudohastigerina micra are widely distributed throughout the world and their last appearance has generally been considered to mark the top of the Eocene. Hornibrook stated that H. alabamensis, G. index and P. micra make their last appearance in the Runangan Stage, and consequently regarded the Runangan-Whaingaroan boundary as the Eocene-Oligocene boundary in New Zealand.

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