The spongomonads are a group of

flagellate A flagellate is a cell or organism with one or more whip-like appendages called flagella. The word ''flagellate'' also describes a particular construction (or level of organization) characteristic of many prokaryotes and eukaryotes and their ...

protist A protist () is any eukaryotic organism (that is, an organism whose cells contain a cell nucleus) that is not an animal, plant, or fungus. While it is likely that protists share a common ancestor (the last eukaryotic common ancestor), the exc ...

s in the phylum

Cercozoa Cercozoa is a phylum of diverse single-celled eukaryotes. They lack shared morphological characteristics at the microscopic level, and are instead defined by molecular phylogenies of rRNA and actin or polyubiquitin. They were the first major eu ...

. Taxonomically, they compose the family Sarcomonadidae and order Sarcomonadida. They were originally placed among the

Reticulofilosa Reticulofilosa is a grouping of Rhizaria. It includes Chlorarachnea ('' Chlorarachnion, Bigelowiella, Lotharella The chlorarachniophytes are a small group of exclusively marine algae widely distributed in tropical and temperate waters. The ...

, but were later transferred to

Monadofilosa Monadofilosa is a grouping of Cercozoa. (It is sometimes considered one of three, the other two being Phytomyxa and Reticulofilosa.) These organisms are single-celled amoeboid protists. Classification Monadofilosa includes the testaceans, wh ...

. It includes only two genera: *''

Spongomonas The spongomonads are a group of flagellated protists in the phylum Cercozoa. Taxonomically, they compose the family Sarcomonadidae and order Sarcomonadida. They were originally placed among the Reticulofilosa, but were later transferred to Monad ...

'' *''

Rhipidodendron The spongomonads are a group of flagellated protist A protist () is any eukaryotic organism (that is, an organism whose cells contain a cell nucleus) that is not an animal, plant, or fungus. While it is likely that protists share a common ...

References

Filosa SAR supergroup unranked clades {{Cercozoa-stub