a fossil foraminifer of the genus Camerina (Nummulites), having a calcareous, usually disklike shell.
- num·mu·lit·ic [nuhm-yuh-lit-ik], /ˌnʌm yəˈlɪt ɪk/, adjective
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How to use nummulite in a sentence
The nummulite limestone was undoubtedly oceanic, and the other shells contained in it are marine species.The Story of the Earth and Man | J. W. Dawson
The Eocene includes a series of sandstones and marls with lignite, and these are overlaid by nummulite limestones.
The beds are also sometimes named nummulite limestone, Miliolite limestone, and Cerithium limestone.The World Before the Deluge | Louis Figuier
In a stratum just above these are numbers of a large nummulite (Nummulites lævigatus).The Geological Story of the Isle of Wight | J. Cecil Hughes
The tertiary nummulite limestone, so abundant in Egypt, has not hitherto been met with in Nubia.
British Dictionary definitions for nummulite
any of various large fossil protozoans of the family Nummulitidae, common in Tertiary times: phylum Foraminifera (foraminifers)
- nummulitic (ˌnʌmjʊˈlɪtɪk), adjective
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