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Help identification

Posted: Sun Oct 14, 2018 10:11 pm
by miguel5526
Help identification
Filming a rotifer I found this specimen can you help me identify it ?.
I found this "Strombidinopsis gyrans" but I'm not sure, thanks.
Greetings.

Re: Help identification

Posted: Sun Oct 14, 2018 10:24 pm
by actinophrys
Was it moving? It looks a lot like a euglyphid, shelled amoebae that pull themselves slowly with filopodia when they travel at all.

Re: Help identification

Posted: Sun Oct 14, 2018 10:40 pm
by miguel5526
miguel5526 wrote:Help identification
Filming a rotifer I found this specimen can you help me identify it ?.
I found this "Strombidinopsis gyrans" but I'm not sure, thanks.
Greetings.
very slowly in the filming of 10 "practically did not vary from the place ...

Re: Help identification

Posted: Sun Oct 14, 2018 11:44 pm
by 92111
hei,
i think it's the trematoda egg with out egg cap.

Re: Help identification

Posted: Mon Oct 15, 2018 12:34 am
by miguel5526
92111 wrote:hei,
i think it's the trematoda egg with out egg cap.
something like that?

Re: Help identification

Posted: Mon Oct 15, 2018 1:01 am
by 92111
i am wrong,actinophrys is right

Re: Help identification

Posted: Mon Oct 15, 2018 12:48 pm
by miguel5526
Gracias a los dos.
saludos

Re: Help identification

Posted: Thu Oct 18, 2018 10:25 am
by SunshineLW
92111 wrote:hei,
i think it's the trematoda egg with out egg cap.
It is very unlikely to be a trematode egg without the cap (opercula).

Reasons why this may not be a trematode egg:
1. Hatched trematode egg shells retain their dark brown/ golden color.
2. Trematode eggs are very dense and rapidly sink to the bottom of a liquid sample. This makes them difficult to find unless a sedimentation is performed and the sediment is scanned for the ova. Most trematode eggs are not found on standard fecal flotation test because they are more dense than the high-density flotation solutions; hence, why fecal flotation is a poorly-sensitive diagnostic test for trematode (fluke) infections.

Re: Help identification

Posted: Fri Oct 19, 2018 11:41 pm
by Bruce Taylor
As actinophrys says, it's the shell of a Euglypha (a dead one, I think).