Family: Body more or less triangular to spatulate; tapered, round-tipped pseudopods.
Genus: Clear pseudopods, formed from clear anterior, more or less broad margin (Illustrated Guide, 1985).
(Test with short neck, round in cross-section; pseudostome oval or polygonal)

M. viridis 5 clips Uruguay, 1999

M. viridis 3 clips Uruguay, 1999