Spirostomum.

[frfmfrfm]

Good evening I took deep water sample hole dam
I found this protozoan, Spirostomum.
Regards, Francisco.

[frfmfrfm]

Well I upload a video where you can see some more details as the peristome or macronucleus.
Regards, Francisco.

http://youtu.be/uitmtWr74Jw

[the_playstation]

Hello Francisco.
Thanks for the great video and the interesting pictures. I can see many details from the Spirostonum.

Danke für das Zeigen. Besonders das Video zeigt die elegante Fortbewegung.

best regards and liebe Grüße Jorrit.

[frfmfrfm]

Thank you very much for Jorrit response.
Upload new photo of ecosystem where I collected the sample.
I suppose it is anoxic and sulfur water.
Regards, Francisco.

[frfmfrfm]

Good morning, I return to upload a video with more increases, you can see the peristome with cilia moving.
Greetings from Spain, Sevilla.

http://youtu.be/KMmQqDrZZvA