A text-book of embryology for students of medicine / by John Clement Heisler.

  • Heisler, John Clement.
Date:
1907
Catalogue details

Licence: In copyright

Credit: A text-book of embryology for students of medicine / by John Clement Heisler. Source: Wellcome Collection.

Provider: This material has been provided by UCL Library Services. The original may be consulted at UCL (University College London)

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    PLATE I. Outer cells. 2 3 4 1, 2, 3. Diagrams illustrating the segmentation of the mammalian ovum (Allen Thomson, after van Beneden). 4. Diagram illustrating the relation of the primary layers of the blasto- derm, the segmentation-cavity of this stage corresponding with the archenteron of amphioxus (Bonnet).