image_list image_listE


Cercomonas sp.
Dujardin (= Cercobodo Krassilotschick)

Cercomonas Genus: Biflagellate, both arising from anterior end; one directed anteriorly and the other runs backward over body surface as a trailing (recurrent) flagellum; body plastic (Kudo, 1966). Small (10-15 μm); body is generally pyriform to cylindrical except for an ameboid variable posterior (Illustrated Guide, 1985).

Cercomonas sp. (C. longicauda ?), amoeboid cell body with single flagellum, cell body 19 μm long, 12 μm wide, x 400, x 640, Japan, 199? by Y. Tsukii
scale 20 μm scale 40 μm scale 60 μm; x 1000
Cercomonas Cercomonas

Cercomonas longicauda Dujardin: Cell body pyriform or ovoid, 18-36 μm long, 9-14 μm wide; posterior end drawn out; flagella as long as body; pseudopodia present; fresh water and coprozoic (Kudo, 1966).

Cercomonas crassicauda Dujardin: Cell body 10-16 μm long, 7-10 μm wide; fresh water and coprozoic (Kudo, 1966).

Please click on images for viewing enlarged.
Copyright Protist Information Server