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Originally described by Ehrenberg under the name Oxytricha pullaster.
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Originally described by Ehrenberg under the name Oxytricha rubra.
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Ribadelago de Franco, Castilla y Len, Espaa
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Mahide, Castille and Leon, Spain
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in vivo portrait (ventral view) of the large hypotrich ciliate, Urostyla grandis (EHRENBERG,1830). Collected from a freshwater canal near Boise, Idaho.Brightfield.
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Conjugating couple. Scale bar indicates 50 µm. Collected from Bodden, the brackish waters lying between the isles of Hiddensee and Ruegen (German Baltic Sea). The image was built up using several photomicrographic frames with manual stacking technique. This image was taken using Zeiss Universal with Olympus C7070 CCD camera.
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Originally described by Ehrenberg under the name Oxytricha rubra.
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Madrid, Madrid, Spain
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Ventral infraciliature of the large hypotrich ciliate, Urostyla grandis (EHRENBERG,1830). Collected from a freshwater canal near Boise, Idaho.Stained by the protargol A technique (see Foissner, W. Europ. J. Protistol., 27:313-330;1991).Brightfield.
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Ventral infraciliature of Anteholosticha monilata (KAHL, 1928)Berger2003. Collected from a freshwater irrigation canal. Boise,Idaho. December 2007.Protargol (see Foissner, W. Europ. J. Protistol., 27:313-330;1991).Brightfield.
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Originally described by Ehrenberg under the name Oxytricha rubra.
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Ribadelago, Castille and Leon, Spain
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Dorsal infraciliature of the large hypotrich ciliate, Urostyla grandis (EHRENBERG,1830). Collected from a freshwater canal near Boise, Idaho.Stained by the protargol A technique (see Foissner, W. Europ. J. Protistol., 27:313-330;1991).Brightfield.
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Originally described by Ehrenberg under the name Oxytricha gibba,
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Ventral infraciliature of the marine urostylid ciliate, Pseudokeronopsis carnea (Cohn, 1866) Wirnsberger, Larsen & Uhlig, 1987. Collected from a salt water aquarium on the campus of Boise State University, Boise, Idaho. April 2009. Protargol. Brightfield.
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Lumbreras, La Rioja, Espaa
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Ventral infraciliature of the large hypotrich ciliate, Urostyla grandis (EHRENBERG,1830). A file of buccal cirri parallels the undulating membrane (UM).Em=endoral membrane.AZM=adoral zone of membranelles.There is a zig-zag file of midventral cirri (MVC) between the right and left marginal cirral rows. There is an obliquely oriented row of about 12 transverse cirri (TC).Collected from a freshwater canal near Boise, Idaho.Stained by the protargol A technique (see Foissner, W. Europ. J. Protistol., 27:313-330;1991).Brightfield.
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Ventral infraciliature of the marine urostylid ciliate, Pseudokeronopsis carnea (Cohn, 1866) Wirnsberger, Larsen & Uhlig, 1987. Collected from a salt water aquarium on the campus of Boise State University, Boise, Idaho. April 2009. Protargol. Brightfield.
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Resting cyst of Urostyla grandis (EHRENBERG,1830). Brightfield.
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Pigmentocysts (dorsal view) of the marine urostylid ciliate, Pseudokeronopsis carnea (Cohn, 1866) Wirnsberger, Larsen & Uhlig, 1987 clustered around bases of dorsal bristles. Paler, more numerous pigment vacuoles are also visible. Collected from a salt water aquarium on the campus of Boise State University, Boise, Idaho. April 2009. DIC.
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Ruptured resting cyst of Urostyla grandis (EHRENBERG,1830) showing very thin cyst wall (CW). DIC.
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In vivo view (right ventrolateral surface) of the marine urostylid ciliate, Pseudokeronopsis carnea(Cohn, 1866) Wirnsberger, Larsen & Uhlig, 1987. Collected from a salt water aquarium on the campus of Boise State University, Boise, Idaho. April 2009. DIC.
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Resting cysts of Urostyla grandis (EHRENBERG,1830). From starved culture.Brightfield.