Centrohelid

[taxonomy:genus=Raphidocystis] Water collected from Kent Ridge Park pond on 23 Aug 2011.

Description: English: Acanthocystis turfacea, Carter. a, probably the central nucleus; b, clear protoplasm around the nucleus; c, more superficial protoplasm with vacuoles and chlorophyll corpuscles; d, coarser siliceous spicules; e, finer forked siliceous spicules; f, finely granular layer of protoplasm. The long pseudopodia reaching beyond the spicules are not lettered. Date: 1911. Source: Fig. 5 of File:EB1911_Heliozoa_(1).jpg (extract). Original source: “Heliozoa,” Encyclopædia Britannica (11th ed.), v. 13, 1911, p. 232, fig. 1. Author: Marcus Manuel Hartog. Other versions: .

Description: English: Bi-flagellate “flagellula” of Acanthocystis aculeata. a, nucleus. Date: 1911. Source: Fig. 6 of File:EB1911_Heliozoa_(1).jpg (extract). Original source: “Heliozoa,” Encyclopædia Britannica (11th ed.), v. 13, 1911, p. 232, fig. 1. Author: Marcus Manuel Hartog.

Description: Nederlands: Een tekening van een zonnediertje. Date: 27 January 2010. Source: Own work Transferred from nl.wikipedia. Author: Lucas the scot at nl.wikipedia. Permission (Reusing this file): Released under the GNU Free Documentation License and CC-BY-SA-3.0.

Sphaerastrum fockii Synonym: Heterophrys fockii.Scale bar indicates 25 µm. Sample from a small wetland near Schladming (northern alpine region of Austria near Salzburg). Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Wetland near Schladming (Austria) Latitude: 47.37386 Longitude: 13.823016 Synonym: Heterophrys fockii.Der Messbalken markiert eine Länge von 50 µm. Probe aus einer Wiesenvernässung nahe Schladming/Österreich. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Raphidiophrys coerulea Scale bar indicates 25 µm. Sample from a pond situated in the vicinity of Lake Constance. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Pond situated in the vicinity of Lake Constance (Germany) Latitude: 47.734945 Longitude: 9.091097 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus einem Teich in der Nähe des Bodensees. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Raphidocystis tubifera This centrohelid heliozoan is characterized by trumpet shaped siliceous skeleton elements. This specimen shows the enormous food vacuole production (funnel-shaped pseudopod) preceeding the ingestion process. Collected from littoral region (reed belt by Phragmites) of a rain storage reservoir in Kiel (Schleswig-Holstein, Germany). Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Pond Demühlen, rain storage reservoir in Kiel-Russee (Schleswig-Holstein, Germany) Latitude: 54.304095 Longitude: 10.086073 Dieses Sonnentierchen der Gruppe „Centrohelidae“ ist charakterisiert durch trompetenförmige Kieselnadeln. Dieses Exemplar zeigt die Ausbildung eines enorm großen trichterförmigen Pseudopodiums), welches die Beute umfließt und danach die Nahrungsvakuole bildet. Aus der von Schilf bewachsenen Uferzone eines Regenrückhaltebeckens in Kiel. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis perpusilla Scale bar indicates 25 µm.Sample from the wetland Seekamper Seewiesen in Schilksee (Kiel, Germany). The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Wetland Seekamper Seewiesen in Schilksee (Kiel, Germany) Latitude: 54.410447 Longitude: 10.159699 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus Feuchtbiotop Seekamper Seewiesen bei Schilksee/Kiel. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Acanthocystis pectinata The picture shows the two types of actinomorphic siliceous spines (the shorter type is forked, see inset top right) and the tangential scales. Nucleus is clearly shown together with some food vacuoles. Scale bar indicates 25 µm. Sample from sphagnum pond Dosenmoor near Neumuenster (Schleswig-Holstein. Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Bog Dosenmoor near Neumuenster (Schleswig-Holstein, Germany) Latitude: 54.136219 Longitude: 10.026433 Das Bild zeigt die beiden Arten der radiären kieselsäurehaltigen Stacheln (der kürzer Typ ist gegabelt, siehe Kasten oben rechts) und die tangentialen Kieselschuppen. Der Zellkern ist deutlich zu sehen, zusammen mit einigen Nahrungsvakuolen. Der Messbalken markiert eine Länge von 25 µm. Probe aus dem Dosenmoor in der Nähe von Neumünster. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis aculeata Scale bar indicates 25 µm. The specimen was gathered in the wetlands of Nationalpark Unteres Odertal (100 km north east of Berlin). Sampling date 5/2019. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Creek in Oder valley 100 km north east of Berlin (Germany) Latitude: 53.135032 Longitude: 14.348738 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus einem Feuchtbiotop im Nationalpark Unteres Odertal auf halber Strecke zwischen Schwedt und Gartz. Datum der Aufsammlung: 7/2019. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis aculeata Spicula of Choanocystis aculeate. Scale bar indicates 10 µm. The specimen was gathered in the wetlands of Nationalpark Unteres Odertal (100 km north east of Berlin). Sampling date 5/2019. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Creek in Oder valley 100 km north east of Berlin (Germany) Latitude: 53.135032 Longitude: 14.348738 Kieselschuppe (Spicula) von Choanocystis aculeate. Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 10 µm. Probe aus einem Feuchtbiotop im Nationalpark Unteres Odertal auf halber Strecke zwischen Schwedt und Gartz. Datum der Aufsammlung: 7/2019. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis aculeata Scale bar indicates 25 µm. The specimen was gathered in the wetlands of Nationalpark Unteres Odertal (100 km north east of Berlin). Sampling date 5/2019. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Creek in Oder valley 100 km north east of Berlin (Germany) Latitude: 53.135032 Longitude: 14.348738 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus einem Feuchtbiotop im Nationalpark Unteres Odertal auf halber Strecke zwischen Schwedt und Gartz. Datum der Aufsammlung: 7/2019. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis aculeata Scale bar indicates 25 µm. Collected from a pond near the Bodden bay Schwarzer Peter in the southern part of the isle Hiddensee (German Baltic Sea). Sampling date 10/2018. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Standard with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Pond near the Bodden bay Schwarzer Peter, Hiddensee (German Baltic Sea) Latitude: 54.514946 Longitude: 13.082471 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus einem Teich nahe der Boddenbucht Schwarzer Peter auf Hiddensee. Datum der Aufsammlung: 10/2018. Mikrotechnik: Zeiss Standard, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Choanocystis aculeata Scale bar indicates 25 µm. Sample from Kaltenhof Bog in the north of Kiel, Germany. Sampling date 9/2018. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Bog Kaltenhof near Kiel (Schleswig-Holstein, Germany) Latitude: 54.42102744 Longitude: 10.07686615 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 25 µm. Probe aus dem Kaltenhofer Moor nördlich von Kiel. Datum der Aufsammlung: 9/2018. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Acanthocystis turfacea Scale bar indicates 50 µm. Sample from Bog Waasenmoos Pass Thurn near Mittersil, Tyrol, Austria. Sampling date 10/2019. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Bog Waasenmoos Pass Thurn near Mittersil (Tyrol, Austria) Latitude: 47.30234117 Longitude: 12.41751194 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 50 µm. Probe aus dem Waasenmoos bei Pass Thurn Nähe Mittersil, Tirol. Datum der Aufsammlung: 10/2019. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Acanthocystis turfacea Scale bar indicates 50 µm.Sample from a wetland at the Pillersee (Tyrol, Austria). The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Universal with Olympus C7070 CCD camera.Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Wetland at the Pillersee (Tyrol, Austria) Latitude: 47.531785 Longitude: 12.573095 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 50 µm. Probe aus einer Feuchtwiese beim Pillersee in Tirol. Mikrotechnik: Zeiss Universal, Kamera: Olympus C7070. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Acanthocystis turfacea Scale bar indicates 50 µm. Sample from Bog Waasenmoos Pass Thurn near Mittersil, Tyrol, Austria. Sampling date 10/2019. The image was built up using several photomicrographic frames with manual stacking technique. Images were taken using Zeiss Axioplan with Olympus OM-D M5 MKII. Image under Creative Commons License V 3.0 (CC BY-NC-SA). Place name: Bog Waasenmoos Pass Thurn near Mittersil (Tyrol, Austria) Latitude: 47.30234117 Longitude: 12.41751194 Multiebenen-Abbildung, manuell gestapelt. Der Messbalken markiert eine Länge von 50 µm. Probe aus dem Waasenmoos bei Pass Thurn Nähe Mittersil, Tirol. Datum der Aufsammlung: 10/2019. Mikrotechnik: Zeiss Axioplan, Kamera: Olympus OM-D M5 MKII. Creative Commons License V 3.0 (CC BY-NC-SA). For permission to use of (high-resolution) images please contact postmaster@protisten.de.

Raphidocystis marginata Synonym: Raphidiophrys marginata.Centroplast (star in the middle of the cell), nucleus on the right of the centroplast, and contractile vacuoles. Scale bar indicates 25 µm. Sample from a pond near Berlin. This image was taken by Eckhard Völcker, Berlin. Copyright by Eckhard Völcker, Berlin. Place name: Pond near Berlin (Germany) Latitude: 0 Longitude: 0 Synonym: Raphidiophrys marginata.Centroplast (Stern in der Mitte der Zelle), der Kern liegt auf der rechten Seite des Centroplast. Zwei kontraktile Vakuolen sind im unteren Teil der Zelle zu sehen. Der Messbalken markiert eine Länge von 25 µm. Probe aus einem Teich in der Nähe von Berlin. Dieses Bild wurde von Eckhard Völcker, Berlin aufgenommen. Urheberrecht Eckhard Völcker, Berlin. For permission to use of (high-resolution) images please contact postmaster@protisten.de.