Paulinellidae

Paulinellidae is a family of testate amoebae in the order Euglyphida.^[2] They are found mostly in marine habitats, but also occur in freshwater or in soil.^[1]

Paulinellidae
Paulinella chromatophora
Scientific classification
Domain:	Eukaryota
Clade:	Sar
Clade:	Rhizaria
Phylum:	Cercozoa
Class:	Imbricatea
Order:	Euglyphida
Family:	Paulinellidae de Saedeleer 1934
Genera[1]
Micropyxidiella Ovulinata Paulinella

Members of the family are single-celled organisms with filose pseudopods, surrounded in a shell (called a test) made of siliceous or organic scales. The test is pyriform in shape, and scales (when present) are long with the length perpendicular to the aperture.^[2]