Superfamily Arcellacea Ehrenberg 1832

Protozoa - Arcellinida

Parent taxon: Arcellinida according to A. R. Loeblich and H. Tappan 1961

Sister taxa: Cryptodifflugiacea, Nebela

Subtaxa: Centropyxidae Hyalospheniidae

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Distribution:

• Quaternary of Canada (3: Nunavut, Quebec collections)

Total: 3 collections each including a single occurrence

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