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Quasirotalia guamensis Hanzawa, 1967       

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

found on Java, Indonesia

Letter Stage: Tf-Th boundary   (Messinian / Miocene)
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

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

View of a specimen of Quasirotalia guamensis Hanzawa, 1967
two random sections

to the whole thin section

The identification is based upon:
personal notice of the providing scientist


dataset number: FEU-1009855

Hesemann, M., 2018: Quasirotalia guamensis Hanzawa, 1967. In: Hesemann, M. 2018 Project Database.
Accessed at on 2018-9-21