Family Echinamoebidae Page, 1975

Diagnosis: Flattened amoebae with many short, extremely fine subpseudopodia which may be furcate. Subpseudopodia with a central filamentous core at the ultrastructural level.

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Amoebae usually less than 15 µm, pseudopodia short as spine-like projections, cysts with thin cell wallsEchinamoeba
Amoebae usually larger than 15 µm, cysts with thick walls; with a few short spine-like echinopodiaComandonia
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