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).
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Posteriorly pointed Posteriorly rounded
A. longa
= E. longa
16 samples
38-54 μm
1999-2005
A. longa
= E. longa
16 samples
38-54 μm
1999-2005
A. lagenula
7 samples
20-65 μm
199?-2002
A. lagenula
7 samples
20-65 μm
199?-2002Posterior end tapered
A. klebsi
43 x 13 μm
Yagiri
Chiba, 2001
A. klebsi ?
μm
Iruma
Saitama, 2003
A kathemerios ?
6 samples
cell 21-48 x μm
199?-2005
A kathemerios ?
6 samples
cell 21-48 x μm
199?-2005Others
Astasia sp. ?
flg. straight at rest
μm
Chichibu Muse Park
Saitama, 2003
Astasia sp. ?
phagocytotic ?
μm
Iruma
Saitama, 2003
Astasia sp. ?
stigma present
33-41 x 15-20 μm
Ogose town
Saitama, 2003
Astasia sp. ?
23 x 5 μm
Uruido
Hasuda
Saitama, 2005
Astasia sp. ?
46 x 7 μm
Hazama marsh
Ashikaga
Tochigi, 2006