thin limestone within the sand-rich Ngrayong Formation
from Gunung Geger, West Madura Island at about 112.9° E, 7° S
South East Asia Indonesia
Geological Time: Neogene Miocene
Tf
the image is provided and the identification is done by Dr.
with the bubble-like form of the median layer chambers that allows it to be distinguished from the similar
Nephrolepidina, even in poorly preserved specimens
to the
whole thin section
The identification is based upon:
personal notice of the providing scientist, : Plate n.a., Fig. n.a.