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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

 Difflugia sp.

Difflugia Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; with or lacking a collar (Illustrated Guide, 1985).
Species:
Similar Genus -->> D. acuminata; D. mammilaris;

Difflugia sp. (D. mammilaris or D. oblonga var. venusta ?), test 95 μm long, 43 μm wide, pseudostome 16 μm wide, x 400, x 640, rice field, Myoyo (Myouyou), Fukiage town, Saitama Pref., Japan, October 17, 2004 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Difflugia Difflugia Difflugia

D. mobile Archer, 1869: 60-120 μm long, 40-80 μm diam., test ovoid, flexible, attached particles; spinelike projections 8-10 μm long; pseudostome terminal 10-20 μm, variable shape (Illustrated Guide, 1985). One to two contractile vacuoles (Kudo, 1966).

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