nummulitic en · ADJ
Etymology
From nummulite + -ic.
Meanings
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(not-comparable) Pertaining to or consisting of nummulites, especially as designating a type of Eocene limestone formation.
Such was the abundance of Nummulites throughout the length of the Tethys that in many places their remains formed a distinctive kind of rock called nummulitic limestone which, since ancient times, has been much favoured for construction.
2018, Tim Flannery, Europe: The First 100 Million Years, Penguin, published 2019, page 74: