Vlerkina sp. ---       

Class: Rotaliata  Subclass: Rotaliana  Order: Nummulitida  Family: Nummulitidae
Taxon Profile

found on Java   South East Asia   Indonesia   Argillaceous calcarenite outcropping in NE Java at 112.237226° E, 6.939818° S

Geological Time: Paleogene  Oligocene  Chattian
Te2-3

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

View of a specimen of Vlerkina sp. ---
Off axial section, just a few whorls and the matching number of alar prolongations (extensions of involute chambers over previous whorl) which are obviously subdivided. There is just a small morphological step from this form to Tansinhokella

to the whole thin section

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