. Elementary zoology. Zoology. MOLLUSCA: THE MOLLUSCS '57 canary birds. The ink is a secretion which the cuttlefish discharges when attacked to create a cloud in the water and thus escape unperceived. The squids {Loligd) com- monly used as bait by fishermen belong to the Decapoda. The two extra feet or arms which the Decapods have in addition to the eight possessed by the Octopods, differ from the others in being longer and slenderer and having suckers only on the distal extremities which are expanded into " clubs " (fig. no). The Octopods have a short, sac-like, sub*spherical body a
. Elementary zoology. Zoology. MOLLUSCA: THE MOLLUSCS '57 canary birds. The ink is a secretion which the cuttlefish discharges when attacked to create a cloud in the water and thus escape unperceived. The squids {Loligd) com- monly used as bait by fishermen belong to the Decapoda. The two extra feet or arms which the Decapods have in addition to the eight possessed by the Octopods, differ from the others in being longer and slenderer and having suckers only on the distal extremities which are expanded into " clubs " (fig. no). The Octopods have a short, sac-like, sub*spherical body and neither external nor internal shell. To this group. Fig. iio.—The giant squid, Omrnatostrepkes califoi'jiica. (From specimen with body (exclusive of tentacles) four feet long, thrown by waves on shore of the Bay of Monterey, California.) belong the famous devil-fishes {Octopus), whose strange and terrifying appearance combined with their frequently great size has furnished the basis for many a weird tale of the sea. Octopi have been killed having tentacles more than 30 feet in length. The largest members of the class, however, are probably the giant squids (belonging to the Decapoda) specimens of which have been captured with a body-length of twenty feet, and arms thirty-five feet long. The beautiful paper sailor or argonaut {Argonauta argoY. 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 Kellogg, Vernon L. (Vernon Lyman), 1867-1937. New York : H. Holt and company
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectzoology, bookyear1902
