Many different facies types.
Primary framework corals and calcisponges.
Encrusted by forams, bryozoans and algae.
'Hydrozoans' and Solenporaceans of minor importance.
Organic framework to debris = 1:9
Most debris from cemented reef framework.
Within reef 48 % organic origin. Carbonate cement 52 %
Total: 62 % organic production.

20 genera (30 species) of sphinctozoans
10 genera (20 species) of inozoans
8 chaetetid sponge taxa
3 disjectoporids

Gastrochaenid and lithophagid macroborings