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Euglenophyceae: Heteronematales
Euglenida: Heteronematina

Heteronema
Dujardin

Genus: Like Peranema, but second flagellum free, trailing, 1/2 body length; plastic (How to know the protozoa, 1979). Both flagella emerge from canal; unequal in length and thickness; longer thicker one directed anteriorly during swimming; shorter trailing posteriorly, lying free from cell; colourless; phagotrophic; ingestion organelle composed of 2 rods; no eyespot; cell body plastic, solitary, elongated, tapering, not flattened; fresh and salt water (Illustrated Guide, 1985).
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Heteronema
H. acus
cell 82 x 7.5 μm
flag. μm
Kayoicho-ike
Fukuoka, 2001
Heteronema
H. acus
cell 72 x 12 μm
flag. 61 μm
Japan, 199?
Movies
Heteronema
H. acus
cell 58 x 10 μm
Futayo-no-ike
Haguro mountain
Yamagata, 2005
Heteronema
H. acus ?
cell 41 x 5.5 μm
flag. 27 μm
Uruguay, 1999
Heteronema
H. acus ?
cell 76 x 8 μm
flag. 35 μm
Akebono marsh
Tsuchiyu-onsen
Fukushima, 2005
Heteronema
H. acus ?
cell 88 μm
flag. μm
Kurihashi
Saitama, 2001
Heteronema
H. acus ?
cell 27 μm
flag. μm
Koshigaya
Saitama, 2001
Heteronema
H. acus ?
cell μm
flag. μm
Iwajuku
Gunma, 2001
Heteronema
H. acus ?
cell 52 x 3-14 μm
Tanohara marsh
Shiga highland
Nagano, 2004
Heteronema
H. acus ?
cell μm
Iyari marsh 1
Omachi
Nagano, 2007
Heteronema
Heteronema sp.?
cell μm
Kareki-numa
Nikko
Tochigi, 2008
Heteronema
Heteronema sp.
cell 47 μm
flag. μm
Urawa
Saitama, 1999
Heteronema
Heteronema sp.
cell μm
Daidarabotchi-ike
Iizuna-kogen
Nagano, 2003
Heteronema
Heteronema sp.
cell μm
Konpira bridge
Shirakawa
Fukushima, 2003
Heteronema
Heteronema sp.
cell 65 x 11 μm
Tanohara marsh
Shiga highland
Nagano, 2004
Similar Genus ->> Peranema; Distigma

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Heteronema
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