Noun
The imprint of one organism in the fossilized skeleton of another organism.
Such process.
Source: en.wiktionary.orgBioimmuration is known in the fossil record from the Ordovician Wilson, MA, Palmer, T. J. and Taylor, P. D. (1994) Earliest preservation of soft-bodied fossils by epibiont bioimmuration: Upper Ordovician of Kentucky. Source: Internet