Nihon D Butsugaku Ih Volume . 5

Nihon D Butsugaku Ih Volume . 5

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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. 1906 edition. Excerpt: ...on. Of the genus Salvclinus, three species, viz., malma, kundsha and pluvius have been described. Their ground color and round spots can not be availed of for distinguishing them from one another, as the coloration varies much according to localities. Even the number of scales and of pyrolic coeca, considered to constitute important specific distinction, is also subject to considerable variations; thus drawing the three species close together. A further study of those forms may possibly necessitate their amalgamation into one species. After all, I regard that of the salmon and trout indigenous to Japan, the seven following species are all that are known with certainty for the present: 1. Onc. keta WALBAUM Shake. ( = Ouc. huberi IIlLGENDORF.) 2. Onc. mason BREVOORT Alasu (sea-run), or Ame 110-uwo (land-locked) = Onc. perryi HlLG., not BREV.) (= Onc. yessoensis HlLG.) (--Salmo macrostoma GUNTIIER.) 3. Onc. nerka Walbaum Beni-masu. 4. Onc. gorbsha Walbaum. Karafuto-masu. (=Onc. masou J0rd. & Snyd., not Brev.) 5. Onc. kisutch Walbaum Gin-masu. 6 Huchoperryi Brevo0rt Ito. (=Salmo blakistoni Hlg.) 7. Salvclinus malma Walbaum Iwana (parr), or Ami masu (sea-run). (=? Salmo kumlsha F'ALLAS.) (=? Salmo pluvius HlLG.) A List of the Species of Ceratium in Japan. BY K. Okamura and T. Nishikawa. With Plate VI. The following annotated list of Ceratium found in the seas around Japan was drawn up chiefly from the notes and figures taken by T. Nishikawa from among the plankton material collected at several places by instigations of the Imperial Fisheries Bureau of the Japanese government. The task of identification had devolved upon K. Okamura, who also had opportunities of independently collecting and studying some species on the coast of Prov....
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Product details

  • Paperback | 76 pages
  • 189 x 246 x 4mm | 154g
  • United States
  • English
  • Annotated
  • annotated edition
  • black & white illustrations
  • 1236964616
  • 9781236964618