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Chlorophyceae: Chlamydomonadales (Volvocales): Chlamydomonadaceae
Volvocida: Chlamydomonadina: Chlamydomonadidae

Chlamydomonas
Ehrenberg 1833

Genus: Two flagella of equal length inserted close together into an anterior papilla of variable shape usually directed anteriorly; chloroplast form variable; usually 2 contractile vacuoles; cell division producing 2-8 zoospores; sexual reproduction usually isogamous, anisogamy and oogamy known but rare; > 500 species, mostly fresh water (Illustrated Guide, 1985). A large chloroplast; stigma; a single nucleus; two contractile vacuoles anterior (Kudo, 1966).
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Euchlamydomonas: Chloroplast cup-shaped; pyrenoid posterior; nucleus anterior
Chlamydomonas
C. reinhardtii
21 samples
9-18 μm
papilla absent
s: equatorial
2000-2005
Chlamydomonas
C. incerta
5 samples
7-13 μm φ
papilla absent
2000-2002
Chlamydomonas
C. microsphaerella
3 samples
9-12 μm φ
papilla absent
Kawagoe
2001-2003
Chlamydomonas
C. latifrons ?
14-22 x 10-19 μm
papilla absent
Takasaki park
Takasaki
Gunma, 2004
Chlamydomonas
C. heterogama
4 samples
18-27 μm φ
papilla present
2003-2004
Chlamydomonas
C. saxonensis ?
15-22 x 7-18 μm φ
papilla present
Japan, 2004
Chlamydomonas
C. simplex ?
3 samples
11-14 μm
papilla present
2002-2004
Chlamydomonas simplex
C. debaryana ?
15-17 x 10-13 μm
papilla present
Akigase park
Saitama
Saitama, 2005
Chlamydomonas
C. thiophila ?
12-15 μm φ
papilla present
Otto-Numa
Tsuchiura
Ibaraki, 2002
Chlamydomonas
C. proboscigera
13-14 μm
papilla present
Kodaira Central p.
Tokyo, 2003
Chlamydomonas
C. splendida ?
2 samples
14-16 x 12-13 μm
papilla dichotomous
2001-2004
Chlamydomonas
C. callosa
2 samples
15-21 x μm
papilla present
Saitama, 2006
Chlamydomonas
Chlamydomonas ?
μm
stg: xxxx
Tsuchiura
Ibaraki, 2003

C. fimbriata ?
23 x 13 μm
papilla present
Kaga
Ishikawa, 2000
Chlamydomonas
Chlamydomonas sp.
10 x 6.5 μm
Ranzan
Saitama, 2004
Chlamydomonas
Chlamydomonas sp.
13 μm
Todoroki green l.
Kawasaki
Kanawaga, 2004
Chlamydomonas
Chlamydomonas sp.
7.5-10 x 5-10 μm
Iruma river
Sayama
Saitama, 2004
Chloroplast longitudinally incised (or striated)
Chlamydomonas nasuta
C. nasuta
2 samples
8-23 x μm
Gyoda
Saitama, 2006
Chlamydomonas
C. dalecarlica ?
26 x 20 μm
pyr. at center
Tama river
Chofu
Tokyo, 2004
Chlamydomonas
C. dalecarlica ?
μm
pyr. at center
Higashi-sano
Hakuba
Nagano, 2004
Chlamydomonas multitaeniata
C. multitaeniata ?
4 samples
20-25 x 15-19 μm
chl. incised
Japan, 2005
Chlamydomonas steinii
C. steinii ?
2 samples
18-22 x 13-15 μm
chl. incised
Japan, 2004
Chlamydomonas
Chlamydomonas sp. ?
16 x 12 μm
Kata-numa
Narugo
Miyagi, 2003
Chlamydomonas
Chlamydomonas sp. ?
11 x 7 μm
Kata-numa
Narugo
Miyagi, 2006
Chlamydomonas
Chlamydomonas ?
16 x 12 μm
Kawanago
Ishibashi
Tochigi, 2004
Chlamydomonas
C. costata ?
14-17 x 10-12 μm
Ikenokochi marsh
Tsuruga
Fukui, 2004
Chlamydomonas
C. zebra ?
14 x 13 μm
Asa-kawa
Hachioji
Tokyo, 2005
Chlamydomonas
C. globosa
9 x 6.5 μm
Kurome river
Asaka
Saitama, 2004
Chlamydomonas
C. globosa
8 x 6 μm
Karakemi marsh
Yasaka
Nagano, 2005
Chlamydomonas
Chlamydomonas sp.
12 x 10.5 μm
Hanasaki water p.
Kazo
Saitama, 2005
Chlamydomonas sp.
cell μm
Japan, 199?
Similar genus -> Chloromonas; Chlorococcum;

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Chlamydomonas
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