Testate Amoebae –
Amoebozoa (Part), Stramenopiles (Part), Rhizaria (Part)
Observations on Centropyxis discoides
Taxonomic tree according to Lahr et al., 2019 (https://doi.org/10.1016/j.cub.2019.01.078)
and González-Miguéns et al., 2022 (https://doi.org/10.1016/j.ympev.2022.107557)
Amorphea Adl et al., 2012
Amoebozoa Lühe, 1913, renewed definition Cavalier-Smith, 1998
● Tubulinea Smirnov et al., 2005
●● Elardia, Kang et al., 2017
●●● Order Arcellinida Kent, 1880
●●●● Suborder Glutinoconcha Lahr et al., 2019
●●●●● Infraorder Excentrostoma Lahr et al., 2019
●●●●●● Family Centropyxidae Deflandre, 1953
●●●●●●● Genus Centropyxis Stein, 1857
Centropyxis discoides (Penard, 1902) Deflandre, 1929
Most likely ID: n.a.
Basionym: Centropyxis aculeata var. discoides Penard, 1890
Add’l Synonyms: Centropyxis discoides var. grandistoma Chardez, 1966
Sampling date 10/2011. Scale bar indicates 50 µm.
This specimen has no spines, which is not uncommon.
Apertural view. The images were taken with an objective with a medium aperture (nA 0.65). The fine structure of the test (built-in frustulesof diatoms, proteinaceous pores of the matrix) is already visible.
Place name: Pond Suploch, Hiddensee (Germany)
Latitude: 54.538638 Longitude: 13.097802
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.
Scale bar indicates 50 µm.
Apertural view. This image was taken with an objective with high aperture (nA 1.4). The fine structure of the test (built-in frustules of diatoms, proteinaceous pores of the matrix) becomes clearly visible.
Place name: Pond Suploch, Hiddensee (Germany)
Latitude: 54.538638 Longitude: 13.097802
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.
Scale bars indicate 25 µm.
Series of enlarged portions of the image shown above.
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Pond Suploch, Hiddensee (Germany)
Latitude: 54.538638 Longitude: 13.097802
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF images.
Scale bar indicates 50 µm.
Top view after turning the test of the specimen shown above.
This image was taken with an objective with high aperture (nA 1.4). The fine structure of the test (built-in frustules of diatoms, proteinaceous pores of the matrix) becomes clearly visible.
Place name: Pond Suploch, Hiddensee (Germany)
Latitude: 54.538638 Longitude: 13.097802
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF image.
Scale bars indicate 25 µm.
Series of enlarged portions of the image shown above.
Please click on < or > on the image edges or on the dots at the bottom edge of the images to browse through the slides!
Place name: Pond Suploch, Hiddensee (Germany)
Latitude: 54.538638 Longitude: 13.097802
Microscope Zeiss Universal, camera Olympus C7070WZ. DOF images.
© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
For permission to use of (high resolution) images please contact postmaster@protisten.de.
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teliferum
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scabrum
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digitus
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kuetzingii
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quadratum
quadrum
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