Oligohymenophorea:
Peritrichia: Sessilida: Ophrydiidae
Ophrydium sessile
Ehrenberg
Genus: Cell body long, contractile; posterior end pointed or rounded;
in gelatinous matrix (Kudo, 1966).
Species:
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Ophrydium sessile (or O. crassicaule or O. vernale or O. vernalis ?),
cell body about 170 μm long, 18 μm wide (at anterior half of the body), L/W=,
peristome 25 μm wide,
x 400, x 640, No.6-1, Mida-ga-hara (bog/marsh), Gassan (mountain), Tsuruoka city (formerly Haguro town) & Shonai town (formerly Tachikawa town), Yamagata Pref., Japan, August 3, 2006 by Y. Tsukii
50 μm
100 μm
150 μm; x 400
Images of collecting locality:
No. 6, Mida-ga-hara (bog/marsh), Gassan (mountain), Tsuruoka city (formerly Haguro town) & Shonai town (formerly Tachikawa town), Yamagata Pref., Japan, August 3, 2006 by Y. Tsukii
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