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Trichoplax adhaerens (Placozoa) - Eizellen und Furchungsstadien

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Formal Metadata

Title Trichoplax adhaerens (Placozoa) - Eizellen und Furchungsstadien
Alternative Title Trichoplax adhaerens (Placozoa) - Egg Cells and Stages of Segmentation
Author Grell, Karl Gottlieb
License No Open Access License:
German copyright law applies. This film may be used for your own use but it may not be distributed via the internet or passed on to external parties.
DOI 10.3203/IWF/E-1920
IWF Signature E 1920
Publisher IWF (Göttingen)
Release Date 1973
Language Silent film
Producer Institut für den Wissenschaftlichen Film (IWF)
Production Year 1972

Content Metadata

Subject Area Life Sciences
Abstract Habitus der Tiere mit Eizellen verschiedener Größe und Form. Eintritt der Tiere in die degenerative Phase (Auflösen des Organismus). Furchungsstadien der isolierten Eizellen mit Hülle.
Trichoplax adhaerens F. E. Schulze is a flat, flagellated organism, with its systematic position at the basis of Metazoa. The film shows animals in degenerative phase containing egg cells. Different stages of growth of the eggs are presented. In the larger eggs the nucleus and its nucleolus are recognizable. Isolated eggs show a special envelope ("fertilization membrane"). Different stages of cleavage are also presented.
Keywords Trichoplax adhaerens
Furchung / Placozoa
Fortpflanzung, geschlechtliche / Placozoa
reproduction, sexual / Placozoa
cleavage / Placozoa
Trichoplax adhaerens


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