Heliozoic Amoeboids –
Haptista (Part), Stramenopiles (Part), Obazoa (Part)
Observations on Choanocystis aculeata
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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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discoides
gibba
cassis
elongata
oblonga
bathystoma
capreolata
var. masurica
globulosa
truncata
parva
globularis
fimbriata
chinensis
wailesii
concinnus
filifera
lineare
urceolata
enchelys
oblonga
artocrea
crenulata
spec.
brevicolla
placentula
var. euglypta
bryophila
spiralis
galeata
mitrata
gibbosa
didelta
immanata
acuminata
granulata
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