ALL meanings of biostrome
bi·o·strome
B b - noun biostrome a rock layer consisting of a deposit of organic material, such as fossils 3
- noun biostrome a flat, thin limestone layer consisting predominantly of marine fossils, as corals 3
- noun biostrome a bedded, blanketlike sedimentary deposit of organic origin built by marine organisms and including shell beds, flat reefs, and corals. 1