Marsupiomonadaceae is a family of

green algae The green algae (: green alga) are a group of chlorophyll-containing autotrophic eukaryotes consisting of the phylum Prasinodermophyta and its unnamed sister group that contains the Chlorophyta and Charophyta/ Streptophyta. The land plants ...

in the class Pedinophyceae.

References

Chlorophyta families Pedinophyceae {{Green algae-stub