Genus Lingulamoeba Sawyer, 1975

Lingulamoeba leei Sawyer, 1975

Diagnosis: Locomotive form tongue-shaped with blunt, smooth anterior margin and flattened or triangular posterior hyaloplasm occupies half or more of the total body length. Length in locomotion 16-23 um (average 20 um), breadth 12-18 um (average 14.5 um). Single vesicular nucleus, spherical, or slightly ovoid, ca. 3.5 um in diameter with cental nucleolus, ca. 2.5 um in diameter. Rate of locomotion ~20-30 um/min. Floating form spherical, with wrinkled surface, without pseudopodia.

Habitat: Marine, tolerates up to ca. 7.5 ppt salinity.