Poorly dated as Late Jurassic-Early Cretaceous.
Massive to bedded limestones with 
Corals: Montlivaltia, Myriopora
Forams: Pseudocyclammina

Reefal members in Raba and Sise Limestone Formations.

All reef interpreted as fringing reefs by ref. 2178 but as mud mounds by ref. 2105
Several localities