portrait

Description:

This centrohelid heliozoan is characterized by trumpet shaped siliceous skeleton elements. This specimen shows the enormous food vacuole production (funnel-shaped pseudopod) preceding the ingestion process. Further pictures in ZIP archive show steps of ingestion.

 Collected from littoral region (stand of Phragmites) of a rain storage reservoir in Kiel (Schleswig-Holstein, Germany). Images were taken using Zeiss Universal with Olympus C7070 CCD camera.