Animal Life in the Sea and on the Land; A Zoology for Young People

Animal Life in the Sea and on the Land; A Zoology for Young People

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This historic book may have numerous typos and missing text. Purchasers can download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1887 edition. Excerpt: ... eggs of the squid are enclosed within podshaped masses of stiff jelly, many of which are clustered together in one bunch. These pod-shaped pieces of jelly are sufficiently transparent to show the presence of many small eggs when held up to the light.-egg-cluster Of Squid. xxvni. THE ARGONAUT. SUB-KINGDOM, MOLLUSCA: CLASS, CEPHALOPODA. 1. The Argonaut.--The argonaut, or paper-nautilus, is regarded as one of the most beautiful objects in the ocean. Who would have thought of finding a celebrated beauty in the same family with the disagreeable octopus! The charm must certainly be due to that lovely white shell which is prettily ribbed and fluted, and so transparent as to show the varying silver and rose tints of the body underneath. 2. Resemblance to the Octopus.--Notwithstanding these attractions, our eyes are now sufficiently trained to find in the argonaut many points of resemblance to the octopus. There are the untnistakable suckers on the arms, the great wide-awake eyes, and the curious funnel projecting beyond the shell just below them. 3. The Shell secreted by the broad Arm.--In addition to these, there are many new points of interest. You will notice in the upper figure of this picture that the two hinder arms are spread out into flat, sail-like membranes, which here only partly cover the shell. They may, however, be extended so as to cover it entirely. Indeed, the shell has been secreted by these broad membranes, and if it is broken in any way, the injuries are soon repaired by new shelly matter deposited just where it is needed. 4. The Body not fastened to the Shell.--Although the argonaut lives in this shell, its body is nowhere fastened to it, neither does it fit the shell and fill it up, as other mollusks do. It merely sits in the...
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Product details

  • Paperback | 70 pages
  • 189 x 246 x 4mm | 141g
  • Miami Fl, United States
  • English
  • black & white illustrations
  • 1236538714
  • 9781236538710