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Chlorophyceae: Chlorococcales: Scenedesmaceae

Pseudotetradesmus
Hirose et Akiyama

Family: Colonies of a fixed number of cells (4, 8, 16, 32, or more) arranged 2- or 3-dimensionally; cells spherical, ellipsoidal, polygonal, etc. in shape; chloroplasts 1 or several, plate-like in shape, with 1 pyrenoid; asexual reproduction by autocoenobium (Illustrations of The Japanese Fresh-water Algae, 1977).
Genus: Cells arranged three-dimentionally; cell body crescent or cylindrical in shape, slightly curved, separated from each other, arranged longitudinally parallel (Illustrations of The Japanese Fresh-water Algae, 1977).
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Pseudotetradesmus quaternarius
P. quaternarius
13 x 4 μm
Sayama
Saitama, 2001
Pseudotetradesmus quaternarius
P. quaternarius
13 x 7 μm
Mizumoto Park
Tokyo, 2001
Pseudotetradesmus quaternarius
P. quaternarius
μm
Higusa-numa
Hikari
Chiba, 2003
Pseudotetradesmus quaternarius
P. quaternarius
13 x 5 μm
Jizoh-bori
Sannoh Park
Saitama, 2005
Similar species -->> Scenedesmus producto-capitatus;

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Pseudotetradesmus
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