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Pseudothecamoeba vesiculata
Pseudothecamoeba vesiculata, monopodial locomotion, 250 µm

Genus Pseudothecamoeba  Page, 1976

Diagnosis: Amoeba a much flattened cylinder, monopodial or branching, usually with an anterior hyaline cap; length-breadth ratio often 4 or more; surface folds and wrinkles often present; uninucleate, with granular nucleus in known species; surface coat of discrete filaments radiating outward from plasma membrane; no crystals.

Type species: Pseudothecamoeba proteoides (Page, 1976)

Pseudothecamoeba vesiculata
Pseudothecamoeba vesiculata, floating form
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