Family:
Genus (Ehrenberg, 1830): Spheroidal; cytoplasm vacuolated, especially ectoplasm; nucleus central; one to many contractile vacuoles; axopodia straight, axial filaments terminate at surface of the nucleus (Kudo, 1966). Species: Ectoplasm vacuolated; a large central nucleus; diameter average 40-50 �E�E�E�Em (Kudo, 1966).

A. sol 7 clips μm Higashi-hiroshima Hiroshima, 1998

A. sol 2 clips μm Higashi-hiroshima Hiroshima, 1998