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).

Google Image Search

Agloë: Chloroplast centrally located, concaved at both ends; pyrenoid central; nucleus posterior
C. regularis ? 16 x 10 μm s: anterior ? papilla present Higashi-Matsuyama Saitama, 2002	C. regularis ? 20 x 11 μm s: anterior ? Takasaki park Takasaki Gunma, 2004	Chlamydomonas ? 6.5 x 4.5 μm n. posterior ? Nasuno-ga-hara m. Nishi-nasuno Tochigi, 2004	Chlamydomonas ? 8 x 6 μm n. posterior ? Iruma river Sayama Saitama, 2004

Similar genus -> Chloromonas; Chlorococcum;

Please click on images for viewing enlarged.

Copyright Protist Information Server