The Decapod and Stomatopod Crustacea

The Decapod and Stomatopod Crustacea

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This historic book may have numerous typos and missing text. Purchasers can usually download a free scanned copy of the original book (without typos) from the publisher. Not indexed. Not illustrated. 1900 edition. Excerpt: ...The colony is gelatinous and composed of but one layer, and the polypides, which are inclined somewhat to the surface, lie imbedded in the matrix. The orifices are circular and open upon distinct Local a'z'st"ri6utz'on.---Yakutat, forming branching masses; Lands End; Fort Point, California. Forezlgn distri6ution.--Common in Britain; Bahusia; Finmark; Ha6z'tat.--Creeping over other Bryozoa. Local a'z'strz'6utz'on.--Orca; Yakutat; Lime Point, California; Virago Sound, Queen Charlotte Islands. Foreign distribution.---Common on the coast of Britain; White Sea; Caspian Sea; Ostend; Roscofi. Suborder PHTLA C T OL/EMA TA Allman. Family PL UMA T ELLID./E. PLUMATELLA Lamarck. PLUMATELLA REPENS Linnaeus. Plumalella repens ALLMAN ('56), pl. v, figs. 1-8. Plumatella repens JOHNSTON ('47), 2d ed., p. 403, fig. 76. Local dz'strz'6utz'on.--Water-lily pond at Kadiak; Lake Washington, Seattle; Mountain Lake, San Francisco. Foreign centsiz'strz'6utz'on.--Through Great Britain; Lake Lucerne; Lake Como; Alpine lakes; lakes in the Pyrenees; France; Italy; Germany; Prussia; Sweden; Denmark. Proc. Wash. Acad. Sci., October, 1900. Ha6z'tat.--On roots of hydroids and Bryozoa. Local a'z'strz'6ution.--Yakutat; Tomales Bay, California. Foreign dz'strz'6utz'on.---Coast of England. This form is placed here provisionally. It conforms in general with the diagnoses of Hincks and of Ehlers ('90). Tentacles possess one characteristic, however, which is not mentioned by these writers. They contain a yellowish-brown pigment which is very conspicuous, at least after the animal is killed, and which is very persistent. It is not destroyed even when the tissue is treated with the reagents necessary for imbedding and staining. It seems to be lodged in the outer layer o
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Product details

  • Paperback | 222 pages
  • 189 x 246 x 12mm | 404g
  • United States
  • English
  • black & white illustrations
  • 1236962850
  • 9781236962850