. Outlines of zoology. Zoology. SYSTEMATIC Fig. 46.—Optical section of a Radiolarian {Actinomma). —After Haeckel. , Nucleus; £., wall of central capsule; c, siliceous shell within nucleus ; c1., middle shell within central capsule ; c2., outer shell in extra-capsular substance. Four radial spicules hold the three spherical shells together. The others mostly resemble these types, but some, like Coca'dz'um, are permanent cell-parasites. Gregarines are parasitic in many different kinds of animals, including vertebrates. The Myxosporidia peculiarly. Please note that these images are ex
. Outlines of zoology. Zoology. SYSTEMATIC Fig. 46.—Optical section of a Radiolarian {Actinomma). —After Haeckel. , Nucleus; £., wall of central capsule; c, siliceous shell within nucleus ; c1., middle shell within central capsule ; c2., outer shell in extra-capsular substance. Four radial spicules hold the three spherical shells together. The others mostly resemble these types, but some, like Coca'dz'um, are permanent cell-parasites. Gregarines are parasitic in many different kinds of animals, including vertebrates. The Myxosporidia peculiarly. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Thomson, J. Arthur (John Arthur), 1861-1933. Edinburgh, Glasgow and London, H. Frowde and Hodder & Stoughton
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Keywords: ., bookauthorth, bookcentury1800, bookdecade1890, booksubjectzoology
