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Metamorphose der Actinotrocha branchiata (Phoronis muelleri, Tentaculata)

Formal Metadata

Title
Metamorphose der Actinotrocha branchiata (Phoronis muelleri, Tentaculata)
Alternative Title
Metamorphosis of the Actinotrocha branchiata (Phoronis muelleri, Tentaculata)
Author
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.
Identifiers
IWF SignatureC 1152
Publisher
Release Date
Language
Other Version
Producer
Production Year1974

Technical Metadata

IWF Technical DataFilm, 16 mm, LT, 131 m ; SW, 12 min

Content Metadata

Subject Area
Genre
Abstract
German
German
Habitus und Differenzierung der Actinotrocha. Zunahme der Tentakelzahl, Bildung des Metasomadivertikels, der Scheitelplatte, des birnenförmigen Organs und der adulten Tentakelanlagen. Metamorphose zur Phoronis: Ausstülpen des Metasomadivertikels, Einziehen des Darms, Bildung der Ampulle, Umbildung in der Episphäre und in der Tentakelregion, Einziehen des Telotrochs, Funktionsbeginn des Blutgefäßsystems. Habitus und Lebensweise des adulten Tieres.
English
English
Habit and differentiation of the actinotrocha. Increase in the number of tentacles; formation of the metasomal diverticula, the apical nervous thickening, the pear-shaped organ and of the adult tentacles. Metamorphosis to Phoronis: evagination of the mesodermal diverticulum; invagination of the gut into the diverticulum; formation of the ampule; transformation of the episphere and of the tentacle region; invagination of the telotrochs; circulatory system beginning to function. Habit and way of life of adult animal.
Keywords
German
German
English
English
IWF Classification
German
German
English
English