Heliozoic Amoeboids –
Haptista (Part), Stramenopiles (Part), Obazoa (Part)

Observations on Choanocystis aculeata

Protisten / Protisten.de – created by Wolfgang Bettighofer / Heliozoic Amoeboid Organisms / Haptista / Centroplasthelida / Pterocystida / Raphidista / Choanocystis aculeata

Position in the EOL taxonomic tree. Please click on the tree view below to access EOL (Encyclopedia of Life).

Choanocystis aculeata (Hertwig & Lesser, 1874) Siemensma & Roijackers, 1988

Most likely ID: n.a.

Basionym: Acanthocystis aculeata Hertwig & Lesser, 1874

Add’l Synonyms: Acanthocystis serrata Nicholls, 1883

Sampling date 10/2018. Scale bar indicates 25 µm.

Place name: Pond in the vicinity of the Bodden Bay Schwarzer Peter, Hiddensee (German Baltic Sea)
Latitude: 54.514946 Longitude: 13.082471

Microscope Zeiss Universal, Olympus OM-D M5 MKII. DOF image.

Sampling date 05/2019. Scale bars indicate 25 µm.

Two tomographic images (top and transversal) of a specimen.

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: Creek in Oder valley 100 km north east of Berlin (Germany)
Latitude: 53.135032 Longitude: 14.348738

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF images.

Scale bar indicates 10 µm.

Close-up of spicula of Choanocystis aculeata. Additionally shown: three contractile vacuoles, the centroplast in the middle, and the nucleus to the right of it.

Place name: Creek in Oder valley 100 km north east of Berlin (Germany)
Latitude: 53.135032 Longitude: 14.348738

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII.

Sampling date 05/2019. Scale bar indicates 25 µm.

Green specimen of Choanocystis aculeata are often recorded. Probably the cells bear green algae symbionts.

Place name: Bog Kaltenhof near Kiel (Schleswig-Holstein, Germany)
Latitude: 54.42102744 Longitude: 10.07686615

Microscope Zeiss Axioplan, camera Olympus OM-D M5 MKII. DOF image.

© 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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Observations on Choanocystis aculeata

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