Coral fringing reefs.
Bed 6 of Wanner in Felix (1921)
Age based on larger forams:
Miogypsina bifida, Lepidocyclina ferreroi, L. glbra, L. angulosa, L. sumatrensis, L. flexuosa, L. acuta, Flosculinella bontangensis, Cycloclypeus communis, Gypsina globulus, Rotalia beccarii, Operculina complanata.
10 coral species described.
Genera: Alveopora, Goniaraea, Porites, Madrepora, Seriapora, Pavonia, Caulastraea, Stylophora, Paracyathus