Shell
Haeckel says: Upper- Cleavage of an isolated nuvleus, with four buds.
Lower left- Central capsule of a young specimen; in its upper half the peculiar kidney-shaped nucleus is visible, with its invagination; in the lower half some nucleated yellow cells are visible (intracapsular xanthellae). these and the nucleus are stained by carmine.
Lower right- A central capsule with four large budding nuclei; and numerous small spherical nuclei produced by gemmation. Images are taken from the report of the Challenger expedition, and have been modified. Image out of copyright.
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Acanthometron dolichoscion
From the collection
Haeckel's Challenger radiolaria
No description of Acanthometron dolichoscion available.
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