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 thei ...

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 e ...

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 euk ...

. 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, Cryptochlora, Gymnochlora'') and Proteomyxidea Proteomyxidea is a class of Cercozoa. Although it is known to be paraphyleti ...

, but were later transferred to Monadofilosa. 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 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 ...

References

Filosa SAR supergroup unranked clades {{Cercozoa-stub