Originally assigned to the Famennian, but dating from fissure fills. Reef is Frasnian (Joachimski, pers. comm. 2000).

Ref. 1635:
Vilémovice Limestone
Upper part of Palmatolepis crepida zone.
Reefoid limestone as continuation of Frasnian reef.
Stromatoporoids and tabulate corals
Stromatop. similar to Frasnian
Some change in tabulates.
Rugose corals with pronounced changes.