nummulite

nummulite
nummulitic /num'yeuh lit"ik/, adj.
/num"yeuh luyt'/, n.
a fossil foraminifer of the genus Camerina (Nummulites), having a calcareous, usually disklike shell.
[1805-15; NUMMUL(AR) + -ITE1]

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      any of the thousands of extinct species of relatively large, lens-shaped foraminifers (single-celled marine organisms) that were abundant during the Tertiary Period (66.4 to 1.6 million years ago). Nummulites were particularly prominent during the Eocene Epoch (57.8 to 36.6 million years ago), and limestone of this age that occurs in the Sahara is called nummulite limestone in reference to the great abundance of its contained fossil nummulites.

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Universalium. 2010.

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  • nummulite — [ nymylit ] n. f. • 1801; du lat. nummulus ♦ Paléont. Foraminifère fossile à coquille ronde, divisée en loges spiralées, très abondant au début du tertiaire (éocène). ● nummulite nom féminin (latin nummulus, petit écu) Foraminifère fossile, dont… …   Encyclopédie Universelle

  • Nummulite — Num mu*lite, n. [L. nummus a coin + lite: cf. F. nummulite.] (Paleon.) A fossil of the genus {Nummulites} and allied genera. [1913 Webster] …   The Collaborative International Dictionary of English

  • nummulite — [num′yo͞o līt΄] n. [< L nummus, a coin (see NUMMULAR) + LITE] any of a genus (Nummulites) of nearly extinct foraminifera with a somewhat coin shaped shell nummulitic [num′yo͞olit′ik] adj …   English World dictionary

  • Nummulite — Nummulites Temporal range: Tertiary Scientific classification Kingdom: Rhizaria Phylum: Foraminifera Class …   Wikipedia

  • nummulite — num·mu·lì·te s.f. TS paleont. protozoo marino del genere Nummulite, fossile dell Eocene, il cui guscio dalla tipica forma di disco è un costituente di molte rocce calcaree | con iniz. maiusc., genere della famiglia dei Nummulitidi {{line}}… …   Dizionario italiano

  • NUMMULITE — n. f. T. de Géologie Fossile en forme de spirale, qui compose souvent des roches entières …   Dictionnaire de l'Academie Francaise, 8eme edition (1935)

  • Nummulite — Nummulitidae Nummulitidae …   Wikipédia en Français

  • nummulite — noun A protozoan from the Tertiary period, known only as fossils …   Wiktionary

  • nummulite — (nu mmu li t ; d après Legoarant, on doit prononcer no mmu li t ) s. f. Nom donné aux espèces fossiles du genre nummuline. Les nummulites ont été d abord appelées numismales et nummulées. ÉTYMOLOGIE    Voy. nummulaire …   Dictionnaire de la Langue Française d'Émile Littré

  • nummulite — {{hw}}{{nummulite}}{{/hw}}s. f. Grande foraminifero fossile del Terziario, dal guscio calcareo e di forma simile a una moneta …   Enciclopedia di italiano

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