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Noun1.Nummulitidae - a family of fossil protoctists
protoctist family - any of the families of Protoctista
nummulite - large fossil protozoan of the Tertiary period
References in periodicals archive ?
Bioclast lepidocyclinidae, nummulitidae, Neorotalia, wackstone-packstone (Fig.
The foraminiferal assemblage is represented by numerous larger benthic perforate foraminifera such as lepidocyclinidae and nummulitidae (Nummulites and Operculina).
Middle- Eocene deposits include nummulitidae wackestone-packstone and nummulitidae, algae, coral wackestone which are part of a middle ramp.