Species: 45-100 μm long, 30-70 μm wide; short posterior prolongation
slightly curved; a prominent ridge on the convex side; longitudinally striated;
one ? circular paramylon (paramylum) body near center; flagellum as long as cell body (Kudo, 1966).
Cell body nearly spherical at dorsal view; anterior end separated into two spherical projections;
cauda strongly curved; dorsal ridge short or absent
(cf. dorsal ridge present P. triqueter);
cell body 40-80 μm long, 30-50 μm wide;
two ? paramylon bodies disc-shaped; striae straight
(An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).
|
31 μm
63 μm
94 μm; x 640
Phacus pleuronectes (O.F. Müller) Dujardin,
cell body 83 μm long (including cauda, 22 μm long), 45 μm wide, L/W=,
x 640, Hasu-ike (lotus pond), Mizumoto Park, Tokyo, Japan, October 22, 2006 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
Images of collecting locality:
Hasu-ike (lotus pond), Mizumoto Park, Katshika-ku, Tokyo, Japan, October 22, 2006 by Y. Tsukii
