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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

Difflugia claviformis
Ehrenberg, 1838

Difflugia claviformis Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome relatively large, with or lacking a collar (Illustrated Guide, 1985).
Species:


Difflugia claviformis Ehrenberg, test 240 μm long (including spine, 40 μm), 83 μm wide, L/W=2.9 (2.4), pseudostome 42 μm wide, x 400, x 640, Ushidome-ike (pond), Norikura highland, Azumi village, Nagano Pref., Japan, May 28, 2005 by Y. Tsukii
scale50 μm scale100 μm scale150 μm; x 400
Difflugia claviformis Difflugia claviformis Difflugia claviformis
Test 240 μm long (including spine, 25 μm), 90 μm wide, L/W=2.7 (2.4), pseudostome 40 μm wide, x 400, x 640
Difflugia claviformis Difflugia claviformis Difflugia claviformis


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