Euamoebida Lepsi 1960, emend. Smirnov et al. 2011

 

Diagnosis: Naked amoebae with subcylindrical pseudopodia in locomotion (or the entire cell is monopodial and subcylindrical); without alteration of the locomotive form to a flattened expanded and branched one; without adhesive uroid; glycocalyx amorphous, filamentous or consisting of prismatic, cup-shaped structures.

 

The diagrams below show the three morphotypes of locomotive forms of Euamoebida:

Smirnov et al. (2011), A Revised Classification of Naked Lobose Amoebae   An excellent guide to the morphology and indentification of naked amoebae is: Smirnov, A. V., Brown, S. (2004): Guide to the study and identification of soil amoebae. Protistology 3:148–190. Download this paper here.