Family & Genus: With branching, anastomosing pseudopodia, mainly at extermities
(Illustrated Guide, 1985).
When inactive, rounded or ovoid; when active, expanded; 1 or more contractile vacuoles;
fresh water (Kudo, 1966).
Species:
Penardia ?,
cell body about 40 μm long, 30 μm wide, L/W=1.3,
x 640, Yakebe-ike (pond), Sayama park, Higashi-Murayama city, Tokyo, Japan, February 11, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Yakebe-ike (pond), Sayama park, Higashi-Murayama city, Tokyo, Japan, February 11, 2006 by Y. Tsukii