Lithoredo abatanica, below article, should have left some interesting trace fossils in the rock record.
This Weird Animal Eats Rocks for Breakfast
By Laura Geggel, LiveSciecne, June 19, 2019
https://www.livescience.com/65739-newly-discovered-clam-eats-rocks.html
It would be a nightmare as an invasive species.
The open-access paper is:
Shipway, J.R., Altamia, M.A., Rosenberg, G., Concepcion,
G.P., Haygood, M.G. and Distel, D.L., 2019. A rock-boring
and rock-ingesting freshwater bivalve (shipworm)
from the Philippines. Proceedings of the Royal Society B,
286(1905), p.20190434. – Open Access
https://royalsocietypublishing.org/doi/10.1098/rspb.2019.0434
https://www.ncbi.nlm.nih.gov/pubmed/31213180
Yours,
Paul H.