Genus: Filamentous algae without branching; a single plate-like chloroplast in each cell (Illustrations of The Japanese Fresh-water Algae, 1977).
Species: vegetative cells 40-180 μm long, 20-34 μm diam., 4-10 pyrenoids (Illustrations of The Japanese Fresh-water Algae, 1977).

Google Image Search

Cell body more than 20 μm in diam.
M. scalaris 120 x 28 μm Obihiro-Hasshonochi Obihiro Hokkaido, 2005	M. scalaris 226-240 x 23 μm Satsunai river Obihiro Hokkaido, 2005	M. scalaris 162-167 x 21 μm Onnenai Kushiro marsh Hokkaido, 2005	M. scalaris ?? 50-60 x 20 μm 100-107 x 21 μm Onnenai Kushiro marsh Hokkaido, 2005
M. scalaris ? 256 x 23 μm Tashirodaira m. Hakkoda mountain Aomori, 2005	M. scalaris 310 x 24 μm near Akai wetland Aizuwakamatsu Fukushima, 2005	M. scalaris 130 x 24 μm standing water Nishiwaga Iwate, 2007
M. scalaris ? 90 x 23 μm Yanome-dam park Nasu Tochigi, 2004	M. scalaris 145 x 29 μm Daini-koen Tochigi Tochigi, 2007	M. scalaris 140-150 x 33 μm Uzuma-koen Tochigi Tochigi, 2007
M. scalaris 110-200 x 32 μm rice field Omiya-showa Saitama, 2004	M. scalaris 230 x 27 μm Jizoh-bori Sannoh Park Saitama, 2005	M. scalaris ? x 21 μm Omiya Saitama, 2001	M. scalaris ? x 20 μm conjugation Saitama, 2001
M. scalaris 175 x 26 μm Takao Sakura p. Kitamoto Saitama, 2004	M. scalaris 130 x 25 μm Kawaguchi Natural p. Kawaguchi Saitama, 2006	M. scalaris 106 x 26 μm Oura central p. Oura Saitama, 2006	M. scalaris ? μm Iruma River side Tsurugashima Saitama, 2003
M. scalaris 98-181 x 23 μm Saitama, 1999	M. scalaris 175 x 23 μm Japan, 1998	M. scalaris 170 x 27 μm Carnivorous p.c. Sanmu Chiba, 2006
M. scalaris cells flattened x 30 μm Kanayama Green Park Kiyose Tokyo, 2000	M. scalaris x 24 μm Kanayama chosei-chi Kiyose Tokyo, 2004	M. scalaris ?? chl. incised x 23 μm Toneri Park Tokyo, 2001	M. scalaris ?? chl. incised x 23 μm Toneri Park Tokyo, 2001
M. scalaris ? x 22 μm Shin-Akitsu Higashi-Murayama Tokyo, 2004	M. scalaris ? x 22 μm Kitayama park Higashi-Murayama Tokyo, 2004	M. scalaris 181 x 24 μm Japan, 1998
M. scalaris 225 x 24 μm Kaga Ishikawa, 2000	M. scalaris x 23 μm Ikenokochi marsh Tsuruga Fukui, 2004
M. scalaris x 22.5 μm Higashi-sano Hakuba Nagano, 2004	M. scalaris 100-210 x 20 μm near Karakemi m. Omachi Nagano, 2005	M. scalaris 115 x 22 μm near Lake Aoki Omachi Nagano, 2006	M. scalaris x 21 μm Kusatsu Onsen b.t. Kusatsu Nagano, 2005

Similar genus -->> Gonatozygon;

Please click on species name for more images.

Copyright Protist Information Server