We're sorry but this page doesn't work properly without JavaScript enabled. Please enable it to continue.
Feedback

Die Entwicklung des marinen Anneliden Pomatoceros triqueter L.

00:00

Formal Metadata

Title
Die Entwicklung des marinen Anneliden Pomatoceros triqueter L.
Alternative Title
Development of the Marine Annelid Pomatoceros triqueter L.
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 383
Publisher
Release Date
Language
Producer
Production Year1939

Technical Metadata

IWF Technical DataFilm, 16 mm, 73 m ; SW, 9 min

Content Metadata

Subject Area
Genre
Abstract
German
German
Nach Eindringen der Spermatozoen in das Ei werden die Richtungskörper gebildet und abgeschnürt. Entwicklung des Eies über spiralige Furchung und Invagination zur Trochophora-Larve. Vom 128-Zellenstadium bis zum Schlüpfen der Trochophora rotiert die Larve in der Eihülle. Habitus der Trochophora-Larve. Aufgenommen mit 16 B/s; Vorführgeschw. 18 B/s.
English
English
After penetration of the spermatozoa into the egg the polar bodies are formed and seperated. Development of the ovum by spiral cleavage and invagination into the trochophora larva. From the 128 cell state until the hatching of the trochophora the larva rotates in the embryonic membrane. Habitus of the trochophora larva. Recording speed 16 fps, projection speed 18 fps.
Keywords
German
German
English
English
IWF Classification
German
German
English
English