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Spirotrichea: Stichotrichida: Oxytrichidae

 Oxytricha lanceolata
Shibuya, 1930
Identified by Tadao Matsusaka at Kumamoto University

Oxytricha lanceolata Family: Frontoventral cirri scattered on forward, mid- and rear areas of ventrum.
Genus: Ellipsoid; flexible; ventral surface flattened; dorsal surface convex; 8 frontal, 5 ventral, 5 transverse, short caudal cirri (Kudo, 1966). Oral cavity not wide; macronuclei oval; marginal cirri confluent at rear; body laterally flexible (Illustrated Guide, 1985).
Species:

Oxytricha lanceolata ??, protargol-stained by A. Kihara, cell body 69 μm long, 20 μm wide, x 400, x 640, Saitama Pref., Japan, May-June 1999 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oxytricha Oxytricha Oxytricha

Oxytricha lanceolata ??, protargol-stained by A. Kihara, cell body 85 μm long, 34 μm wide, x 400, x 640, Saitama Pref., Japan, May-June 1999 by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oxytricha Oxytricha

Oxytricha sp., cell body 78 μm long, 20 μm wide, x 400, x 640, October 1999, Saitama Pref., Japan, stained by A. Kihara, photo by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oxytricha Oxytricha Oxytricha

Oxytricha sp., cell body 65 μm long, 20 μm wide, x 640, October 1999, Saitama Pref., Japan, stained by A. Kihara, photo by Y. Tsukii
scale 31 μm scale 63 μm scale 94 μm; x 640
Oxytricha Oxytricha Oxytricha

Oxytricha sp., cell body 87 μm long, 34 μm wide, x 400, x 640, October 1999, Saitama Pref., Japan, stained by A. Kihara, photo by Y. Tsukii
scale 50 μm scale 100 μm scale 150 μm; x 400 : scale 31 μm scale 63 μm scale 94 μm; x 640
Oxytricha Oxytricha

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