Nassophorea:
Microthoracida: Microthoracidae
Leptopharynx costatus
Mermod, 1914
Syn. Trichopelma sphagnetorum (Levander, 1900)
Genus:
Species:
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Drepanomonas;
Kreyella;
Microthorax;
Leptopharynx costatus,
cell body 24 μm long, 16 μm wide,
x 640, a pond near Asami-numa (Azami-numa), Iwajuku, Kasakake town, Gunma Pref., Japan, October 2001 by Y. Tsukii
31 μm
63 μm
94 μm; x 640
M. simulans Kahl:
30-35 μm long (Kudo, 1966).
Body laterally compressed; 30-35 μm long;
several ridges on left side; 3 rows of cilia & cytostome on right side;
cytostome post-central; with curved ectoplasmic lip bearing a small undulating membrane on the inner side;
two contractile vacuoles (How to know the protozoa, 1979).
M. sulcatus Englemann, 1862: 30-40 μm long;
a single macronucleus; two contractile vacuoles (Carey, 1992).
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