 
 
Dinophyceae: 
Peridiniales: Ceratiaceae
Dinoflagellida: Diniferina: Peridiniidae
Ceratium hirundinella
(O.F. Müller) Schrank 1882 (Mizuno & Takahashi eds. 2000)
(O.F. Müller) Dujardin 1841 (John et al. eds. 2002)
|  Genus: Body flattened; with one anterior and 1-4 posterior horn-like processes; chloroplasts 
yellow, brown, or greenish; numerous species (Kudo, 1960). 
 Species:
 | 
Ceratium hirundinella (O.F. Müller) Schrank 1882, 
cell body  μm long,  μm wide, L/W=, 
x 640, Lake Biwa, Maibara city (formerly Maihara town), Shiga Pref., Japan, June 30, 2008, by Y. Tsukii
 31 μm
 31 μm
 63 μm
 63 μm
 94 μm; x 640
 94 μm; x 640
 
 
 
 
 
Images of collecting locality: 
Lake Biwa near Irie bridge, Maibara city (formerly Maihara town), Shiga Pref., Japan, June 30, 2008, by Y. Tsukii
 
 
 
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