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Lobosea: Testacealobosia: Arcellinida: Difflugina: Lesquereusiidae

 Lesquereusia sp. ?
or other genus ?

Lesquereusia Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome at end of bent neck; test more or less coiled or folded (Illustrated Guide, 1985).
Species:

Lesquereusia sp. or similar species, test 330 μm long, 300 μm wide, L/W=1.1, pseudostome 70 μm wide, x 100, x 200, x 400, Mida-ga-hara (bog), Gassan (mountain), Haguro & Tachikawa town, Yamagata Pref., Japan, July 10, 2005 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
Lesquereusia Lesquereusia
Test 340 μm long, 324 μm wide, L/W=1.0, pseudostome 70 μm wide, x 640
Lesquereusia Lesquereusia Lesquereusia Lesquereusia Lesquereusia
Test μm long, μm wide, L/W=, pseudostome μm wide, x 640
Lesquereusia Lesquereusia Lesquereusia Lesquereusia

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