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Euglenophyceae: Euglenales
Euglenida:

Astasia longa
Pringsheim, 1936

Genus: Only 1 flagellum emergent from canal, colourless; eyespot absent; cell body fusiform or elongated, plastic, with pronounced euglenoid movement; many species, mostly freshwater (Illustrated Guide, 1985).
Species: Cell body spindle in shape, posterior end slightly pointed, 55-60 μm long, 8 μm wide (fixed sample); a locomotive flagellum 1/3 0 1/2 of the cell body in length; paramylon bodies bar-shaped or ellipsoidal, small (An Illustrated Guide to Freshwater Zooplankton in Japan, 2000). Cell body 70-96 μm long, 10-14 μm wide, two large paramylon bodies ring-shaped (An Illustrated Guide to Freshwater Zooplankton in Japan, 2000).
Posterior end pointed
Astasia
A. longa
posterior pointed
μm
Chichibu Muse Park
Saitama, 2003
Astasia
A. longa
stock Stm-5, axenic
posterior pointed
μm
Chichibu Muse Park
Saitama, 2003
Astasia Astasia


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Astasia
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