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Lobosea: Testacealobosia: Arcellinida: Difflugina: Nebelidae

 Porosia bigibbosa
Jung 1942
Syn. Nebela bigibossa Penard

Nebela Family: Test usually more or less compressed; pseudostome narrowly oval or slit-like.
Genus: (Illustrated Guide 2nd).
Species: Test 95-115 μm long (Cash, British Freshwater Rhizopoda and Heliozoa II, 1909).

Porosia bigibbosa (Archer 1867) Leidy ?, test 250 μm long, 160 μm wide, L/W=1.6, pseudostome 63 μm wide, x 200, x 400, x 640, No.5, Shimo-Kenashitai (marsh), Hakkoda mountain, Aomori city, Aomori Pref., Japan, September 13, 2006 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Nebela Nebela Nebela Nebela

Images of collecting locality: No.5, Shimo-Kenashitai (marsh), Hakkoda mountain, Aomori city, Aomori Pref., Japan, September 13, 2006 by Y. Tsukii

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