Protist Movie Database

Chlorophyta: Gamophyceae: Desmidales: Desmidiaceae

Micractinium
Fresenius

Family: Unicells or cells loosely attached to form hyphae; cell body varied in shape, a constriction at the center in most species; cell walls consisting of two or more parts, with small pores and various ornaments (Illustrations of The Japanese Fresh-water Algae, 1977).
Genus: Cell body flat, large, variable in shape, longer than wide; strong constriction at center; each semicell with several notches; cell wall with many short spines (Illustrations of The Japanese Fresh-water Algae, 1977).

M. pusillum
1 clip
cells 5-8 μm diam.
spines ~30 μm
S/L=3.8
Japan, 199?

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