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Lobosea: Testacealobosia: Arcellinida: Difflugiidae

Difflugia elegans
LeClerc, 1815

Difflugia elegans Genus: Pseudostome lacks lobed collar; test round or oval in cross-section; with or lacking a collar (Illustrated Guide, 1985).
Species: 80-130 μm long; 60-105 μm diam.; test, like D. acuminata but shorter, broader; short neck constricted at pseudostome, flared as collar; hollow spine at base; yellow to brown; imbedded siliceous particles; pseudostome 45-55 μm (Illustrated Guide, 1985).
Similar genus -->> Paraeuglypha;

Difflugia elegans or Difflugia accuminata var. inflata Penard or D. curvicaulis Penard ?, test 150 μm long (including spine, 15 μm), 92 μm wide, L/W=1.6 (1.4), pseudostome 36 μm wide, x 400, x 640, Hyoutan-ike (gourd pond), Shiga highland, Yamanouchi town, Nagano Pref., Japan, June 19, 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
Difflugia Difflugia Difflugia
Test 170 μm long (including spine, 30 μm), 88 μm wide, L/W=1.9 (1.6), pseudostome 35 μm wide, x 400
Difflugia Difflugia

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