Tiny Organisms in Aquatic Habitats
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Observations on a parasite sporangium in Trachelomonas granulosa

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

Parasite sporangium in Trachelomonas granulosa

Parasite species

Most likely ID: Pseudosphaerita spec.

Basionym: n.a.

Add’l Synonyms: n.a.

Sampling date 06/2022. Scale bars indicate 25 µm.

Two images.

First:Cell shortly after leaving rigid, mineralized envelope (lorica). We can see the eye spot, a endoparasite, probably a Pseudosphaerita species, and chloroplasts.
Second:The same image with marker arrows. We can see the lorica (arrow), the eye spot (double headed arrow), the endoparasite (arrowhead), and chloroplasts (double arrowhead).

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 in the forest of Altenholz-Stift (Schleswig-Holstein, Germany)
Latitude: 54.384913     Longitude: 10.125691

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

For the discussion about the heterokont endoparasite Pseudosphaerita spec., please read here:

  • Anderson, S. A., Stewart, A., Tolich, A. G.: Pseudosphaerita euglenae, a fungal parasite of Euglena spp. in the Mangere Oxidation Ponds, Auckland, New Zealand. New Zeal. J. Mar. Freshw. Res. 29, 371–379 (1995).
  • Laber, B.: Parasiten der Augenflagellaten Euglena und Trachelomonas. MIKROKOSMOS 102, 172–179 (2013)

    https://www.zobodat.at/pdf/Mikrokosmos_102_3_0001.pdf

© Wolfgang Bettighofer,
images under Creative Commons License V 3.0 (CC BY-NC-SA).
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