200x magnification
Possible Euglyphida Amoeba
Update August 20, 2006 : I haven't been able to completely identify this amoeba as yet but may have it narrowed
down to "Filose Testate Amoeba" and possibly a Euglyphid of some sort. It was collected in a
freshwater coy fish and lily pond in New Mexico, US.
Short Movies
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If movies appear as text then see note at bottom of page to correct this.
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Amoeba in center of frame and Spirostomum at top
and Rotifer in scene for size reference. Movie : 7 seconds 511 K click below pin100xscale_3061.MP4 |
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Skin of transparent test ( amoeba shell) made up
of scales. Also note the green globules on the inner surface of test. |
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Tentacles that extend and contract. They seem
to operate with accuracy and coordination. |
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Interior activity at arrow..... if you look closely.
Movie : 33 seconds 2.2 Mb pininterior2974.MP4 |
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Anterior or posterior end? Not sure which
end is which. More interior activity at arrow locations. Subtle. 1000x brightfield 13 seconds 963 Kb pinbluetonegood_3030.MP4 |
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Possible defecation. Also : Note the tentacle-like action. Movie: 1 minute 4.2 Mb pinextrusion2963_1min.MP4 |
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Any comments, corrections or elucidation on this microorganism is most welcome. Thank you!
Thomas Ashcraft
New Mexico
ashcraft(at)heliotown.com
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Meiji microscope and objectives
Canon S3 IS camera