image_list image_listE

Lobosea: Gymnamoebia: Amoebida: Thecina: Discamoebidae

 Vannella simplex
Wohlfarth-Bottermann, 1960

Vannella simplex Genus: Body fan-shaped in locomotion; Anterior, clear fan lacks bosses (Illustrated Guide, 1985).
Species: 35-80 μm wide in locomotion; L/B < 0.5; hyaline veil sometimes only along front; nucleus 7.7-10.8 μm (Page, 1976).

QuickTime
Movies
http://protist.i.hosei.ac.jp/

Vannella sp. (simplex ?), cell body 20-28 μm long, 64-76 μm wide, vesicular nucleus 6 μm diam., endosome 4 μm, x 400, x 640, Japan, August, 1998 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
Vannella Vannella Vannella
Vannella Vannella Vannella
Vannella Vannella Vannella

Recent study on Vannella simplex: Smirnov, A.V., et al., Morphological, ecological and molecular studies of Vannella simplex Wohlfarth-Bottermann 1960 (Lobosea, Gymnoamoebia), with a new diagnosis of this species, Protist, vol. 153, 367-377 (2002).

Please click on images for viewing enlarged.
Copyright Protist Information Server