image_list image_listE

Chlorophyceae: Chlorococcales: Dictyosphaeriaceae (Oocystaceae)

Westella
De-Wildeman

Family: Colonial, usually with a gelatinous coat; 4 daughter cells are connected with filaments derived from their maternal cell wall; cell body spherical, elliptical or heart-shaped; a single chloroplast plate-like or cup-shaped containing a pyrenoid; asexual reproduction by autospore, sexual reproduction by fertilization of egg and sperm.
Genus: Colony of 16 or 32 cells, planktonic; cell body spherical; four daughter cells connected each other by the remnants of mother cell wall; a single chloroplast cup-shaped with a pyrenoid (Guide book to the "Photomicrographs of the Freshwater Algae", 1998).
Google Image Search
Westella
W. botryoides
cell 5.5-7 μm
Matsumoto
Nagano, 2001
Westella botryoides
W. botryoides
cell μm
Omine-numa
Tsukiyono
Gunma, 2003
Westella
W. botryoides
cell 4.5 μm &3966;m
Omine-numa
Minakami
Gunma, 2006
Westella
W. botryoides
cell μm &3966;m
Omine-numa
Minakami
Gunma, 2007
Westella
W. botryoides
cell μm
Chiba-Minato Park
Chiba, 2003
Westella botryoides
W. botryoides
cell μm
Chiba-Minato p.
Chiba
Chiba, 2003
Westella
Westella sp.
cell 8-14 μm φ
Japan, 1997
Westella
Westella sp.
cell 5-15 μm
Japan, 1998
Westella
Westella sp.
cell 9-11 μm
Japan, 1998
Westella
W. botryoides
cell 6 μm
near City Hall
Fujimi
Saitama, 2004
Westella botryoides
W. botryoides
cell 5-9 μm φ
water reservoir
near Yamaguchi Univ.
Yamaguchi, 2004
Westella botryoides
W. botryoides
cell μm
Umi-no-nakamichi
Fukuoka, 2001
Similar genus -->> Dictyosphaerium;

Please click on species name for more images.
Westella
Copyright Protist Information Server