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Filosea: Aconchulinida: Reticulosidae

 Penardia sp.
Cash, 1904

Penardia 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 sp. or Filamoeba, extended form (including pseudopodia) or more μm x 400, x 640, Yamagata Pref. , Japan,1999, by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Penardia Penardia Penardia

x 400, x 640, Yamagata Pref. 1999, by Y. Tsukii
Penardia Penardia Penardia Penardia
Penardia Penardia Penardia

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