Evolution of archamoebae: morphological and molecular evidence for pelobionts including rhizomastix, entamoeba, iodamoeba, and endolimax.
Ptáčková E, Kostygov AY, Chistyakova LV, Falteisek L, Frolov AO, Patterson DJ, Walker G, Cepicka I. Protist. 2013 May; 164(3):380-410. Epub 2013 Jan 9.