I Think A Rotifer

Images made through a microscope. All subject types.

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Mitch640
Posts: 2137
Joined: Sun Aug 15, 2010 1:43 pm

I Think A Rotifer

Post by Mitch640 »

Just guessing. I did find something that looked similar, but not exact. This guy didn't really move, and the top didn't seem to have cilia movement. It did have two small balls inside that seemed to orbit the [nucleus]? Seen here #3 and #4.

Oblique lighting...
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Oblique lighting...
Image

Two orbiting objects...
Image

Two orbiting objects...
Image

Some kind of structure inside that was not always visible...
Image
Last edited by Mitch640 on Wed Oct 20, 2010 5:01 pm, edited 1 time in total.

NikonUser
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Joined: Thu Sep 04, 2008 2:03 am
Location: southern New Brunswick, Canada

Post by NikonUser »

My guess would be a Rotifer.
Perhaps Asplanchna sp.
No idea what the bits inside are :cry:
NU.
student of entomology
Quote – Holmes on ‘Entomology’
” I suppose you are an entomologist ? “
” Not quite so ambitious as that, sir. I should like to put my eyes on the individual entitled to that name.
No man can be truly called an entomologist,
sir; the subject is too vast for any single human intelligence to grasp.”
Oliver Wendell Holmes, Sr
The Poet at the Breakfast Table.

Nikon camera, lenses and objectives
Olympus microscope and objectives

Mitch640
Posts: 2137
Joined: Sun Aug 15, 2010 1:43 pm

Post by Mitch640 »

He was static, no foot and didn't swim. The only thing really active were those two ball things. Kind of neat to find though.

verolet
Posts: 51
Joined: Thu Aug 24, 2006 11:52 am
Location: France

Post by verolet »

HI
Yes It is a rotifer but a Levcane sp.She is dead but you can see the lorica ,the foot and the toe.
Michel

Mitch640
Posts: 2137
Joined: Sun Aug 15, 2010 1:43 pm

Post by Mitch640 »

Thanks for the ID Michel. It looked dead when I first saw it, sort of crumpled, but then I saw those two things moving inside and had to wonder.

Ah, I just Googled this rotifer. It is spelled Lecane rotifer. From the images of live ones, the last shot above shows the foot and toes, flipped up along the side. Obviously along the bottom side, since I only saw them when I focussed deep. The two moving "balls" must be other small animals caught inside the shell.

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