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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

 Difflugia lobostoma
Leidy, 1879

Difflugia lobostoma Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; pseudostome relatively large, with or lacking a collar (Illustrated Guide, 1985).
Species: Test ovoid to subspherical; aperture terminal; with three to six lobes; diameter 80-120 μm (Kudo, 1966). 90-170 μm long; 70-160 μm diam.; test, ovoid, round in cross-section; pseudostome terminal, usually quadrilobate, 30-50 μm diam. (Illustrated Guide, 1985).

Difflugia lobostoma, fed on Chlorogonium elongatum, test 95 μm long, 78 μm wide (test diam.), pseudostome μm diam., x 200, x 400, Japan, 199? by Y. Tsukii
scale 100 μm scale 200 μm scale 300 μm; x 200 : scale 50 μm scale 100 μm scale 150 μm; x 400
Difflugia Difflugia Difflugia
Test 95 μm long, 78 μm wide (test diam.), x 400
scale 50 μm scale 100 μm scale 150 μm; x 400
Difflugia
Test 100 μm long, 80 μm wide (test diam.), x 400
scale 50 μm scale 100 μm scale 150 μm; x 400
Difflugia Difflugia
Test 100 μm long, 75 μm wide (test diam.), x 400
scale 50 μm scale 100 μm scale 150 μm; x 400
Difflugia Difflugia
Test 93 μm long, 75 μm wide (test diam.), x 400
scale 50 μm scale 100 μm scale 150 μm; x 400
Difflugia Difflugia

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