image_list image_listE

Gamophyceae: Zygnematales: Desmidiaceae or Closteriaceae

 Closterium wallichii
Turner

Closterium wallichii Genus: Cell body crescent in shape (long, curved, tapered at both ends); cross section rounded; cell wall smooth or with longitudinal lines, bands on the cell wall in some species; chloroplast laminae ridged and radially arranged, which makes cross section star-shaped; pyrenoids aligned or scattered (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cell body 265-380-(400-464) μm long, (39-45)-60 μm wide (Illustrations of The Japanese Fresh-water Algae, 1977).
Similar species -->> C. cornu (L/W=16-17); C. littorale (L/W=10-12);

Closterium wallichii Turner (similar to Closterium macilentum var. japonicum ?), cell body μm long, 44 μm wide, L/W=, x 640, No. 3, Iyari marsh, Omachi city, Nagano Pref., Japan, June 1, 2008 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
Closterium Closterium Closterium Closterium Closterium Closterium Closterium Closterium

Images of collecting locality: No. 3, Iyari marsh, Omachi city, Nagano Pref., Japan, June 1, 2008 by Y. Tsukii

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