What are these?

pwnell · Post by **pwnell** » Fri Sep 27, 2013 6:26 pm

Are these diatoms? 40x DIC...

Charles Krebs · Post by **Charles Krebs** » Fri Sep 27, 2013 7:34 pm

Arcella.
Testate amoeba.

pwnell · Post by **pwnell** » Fri Sep 27, 2013 8:17 pm

Charles Krebs wrote:Arcella.
Testate amoeba.

Thanks Charles. I did not know that.

Olympusman · Post by **Olympusman** » Sun Sep 29, 2013 8:27 am

Yep - Arcella. Nice detail.

Olympusman · Post by **Olympusman** » Sun Sep 29, 2013 8:31 am

One interesting aspect of Arcella is that they generate a gas bubble inside their test to make one side more bouyant when they want to turn over so they can walk on their pseudopods. Its an interesting process to watch.

carlos.uruguay · Post by **carlos.uruguay** » Sun Sep 29, 2013 8:40 am

Beautiful photos