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Lobosea: Testacealobosia: Arcellinida: Difflugina: Lesquereusiidae

Lesquereusia gibbosa
Thomas & Gauthier-Liévre, 1959

Lesquereusia gibbosa 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: 120-150 μm long, 100-140 μm wide; test with constriction at base of neck; pseudostome round, 28-35 μm long (Illustrated Guide, 1985).

Lesquereusia gibbosa Thomas & Gauthier-Liévre (or L. spiralis ?), test 88 μm long, 78 μm wide, L/W=1.1, pseudostome 20 μm wide, x 640, Kannon-numa Forest Park (pond), Shimogo town, Fukushima Pref., Japan, September 10, 2005, collected by Eizaburo Tsukii, photo by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Lesquereusia Lesquereusia

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