image_list image_listE

Gamophyceae: Zygnematales: Desmidiaceae

 Tetmemorus granulatus
(Brébisson) Ralfs var. granulatus

Tetmemorus granulatus Genus: Cell body elongate, cylindrical or spindle-shaped, apex dorso-ventrally compressed with a deep incision; centrally constricted to form 2 semicells; cell wall dotted or covered with small pores; chloroplasts consisting of axis and lateral laminae, pyrenoids arranging linearly along the axis; zygotes spherical, smooth or rectangular with rounded corners (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: Cell body 80-(160-184)-260 μm long, 20-(28-30)-50 μm wide; (Illustrations of The Japanese Fresh-water Algae, 1977).

Tetmemorus granulatus (Brébisson) Ralfs var. granulatus, cell body 180 μm long, 29 μm wide, L/W=6.2, x 640, Shimo-no-koike (pond), Shiga highland, Yamanouchi town, Nagano Pref., Japan, June 19, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Tetmemorus granulatus Tetmemorus granulatus
Cell body (semicell) 95 μm long, 29 μm wide, L/W=3.3, x 640
Tetmemorus granulatus Tetmemorus granulatus
Cell body 172 μm long, 28 μm wide, L/W=6.1, x 640
Tetmemorus granulatus
Cell body 180 μm long, 29 μm wide, L/W=6.2, x 640
Tetmemorus granulatus Tetmemorus granulatus Tetmemorus granulatus

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