Quasirotalia guamensis Hanzawa, 1967       

Class: Rotaliata  Subclass: Rotaliana  Order: Rotaliida  Family: Calcarinidae

found on Java   South East Asia   Indonesia   dated as about 6 Ma on strontium isotopes, which places it close to the Letter Stage Tf to Th boundary

from an unnamed limestone S.W. of Semarang, North central Java at 110.181453° E, 7.081330° S

Geological Time: Neogene  Miocene  Messinian
Tf-Th boundary

the image is provided and the identification is done by Dr. Peter Lunt

View of a specimen of Quasirotalia guamensis Hanzawa, 1967
near axial section

to the whole thin section

The identification is based upon:
personal notice of the providing scientist, : Plate , Fig.


dataset number: FEU-1009854

Hesemann, M., The Foraminifera.eu Database (2020). Accessed at http://www.foraminifera.eu on 2020-09-22. doi: 10/dt5p