Genus Neoparamoeba Page, 1987
Diagnosis: Locomotive form usually longer than broad, often between 10 to 25 µm in length. Many have longitudinal ridges which may give rise to anterior, blunt, conical subpseudopodia. Floating form with radiating pseudopodia. Nucleus spherical with 1-3 adjacent parasomes; supernumerary parasomes in some cells. Temporary morulate uroid.
At ultrastructural level, surface coat as dense, amorphous glycocalyx, about 10 nm thick.
Type species: Neoparamoeba pemaquidensis (Page, 1970)
Ecology: Common in marine samples. One species found as a facultative parasite of sea urchins and another as a crustacean parasite.