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Euglenophyceae: Sphenomonadales: Petalomonadaceae
Euglenida: Sphenomonadida

Sphenomonas teres
(F. Stein) G.A. Klebs

Genus: Two flagella with unequal length emerging from anterior canal, longer one directed anteriorly and held straight during swimming, shorter one curving laterally; cell body colorless, no eyespot, rigid, solitary, cylindrical, usually unflattened, one or more longitudinal lines or grooves present; hyaline inclusion in posterior half of the cell; freshwater and marine (Illustrated guide, 1985).
Species:


Sphenomonas teres, cell body 23 μm long, 6 μm wide, anterior flagellum 15 μm long, x 640, Shiba river, near Owada Park, Saitama city, Saitama Pref., Japan, April 3, 2005 by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Sphenomonas teres Sphenomonas teres Sphenomonas teres


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