title: Protozoa, Protista, Protoctista:  what's in a name?
authors.affiliation: Solar System Exploration Branch, NASA-Ames Research Center, Moffett Field, California 94035, USA.
authors.forename: L J
authors.initials: LJ
authors.lastname: Rothschild
mesh_terms: D000818:Animals; D005075:Biological Evolution; D002965:Classification; D056890:Eukaryota / Q000145:classification*; D005057:Eukaryotic Cells / Q000145:classification*; D010802:Phylogeny; D009626:Terminology as Topic