Genus: Unicellular, but autospore may become temporary colonical; planktonic; cell body spherical
with many elongated spiny projections; a single chloroplast cup-shaped, with a single pyrenoid
(Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Species:
Golenkinia paucispina W. et G. S. West:
Vegetative cells spherical, 10-18 μm diam.,
with many short spines 15-20 μm long,
1 chloroplast cup-shaped, 1 pyrenoid
(Illustrations of The Japanese Fresh-water Algae, 1977).