Gamophyceae:
Zygnematales: Desmidiaceae
Cosmarium lundellii
Delponte var. circulare (Reinsch) Krieger
Genus: Unicellular; variable in shape; a constriction at the center of the cell body;
mostly longer than wide; flattened; each semicell hemispherical, spherical, ellipsoidal,
rectangular, pyramidal or kidney-shaped; no apical indentation
(Illustrations of The Japanese Fresh-water Algae, 1977).
Species:
(Illustrations of The Japanese Fresh-water Algae, 1977).
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Similar species -->>
C. pachydermum;
Cosmarium lundellii Delponte var. ??,
cell body 76 μm long, 68 μm wide,
x 640, near Eai-gawa (Eai river), Ishinazaka, Furukawa city, Miyagi Pref., Japan, November 2003 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Cosmarium lundellii Delponte var. circulare (Reinsch) Krieger:
(Illustrations of the Japanese Fresh-water Algae, 1977)
Cosmarium lundellii Delponte var. corruptum (Turner) W. et G.S. West:
(Illustrations of the Japanese Fresh-water Algae, 1977)
Cosmarium lundellii Delponte var. pachydermum Hinode:
(Illustrations of the Japanese Fresh-water Algae, 1977)
Cosmarium lundellii Delponte var. ellipticum W. West:
(Illustrations of the Japanese Fresh-water Algae, 1977)
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