T KY Teikoku Daigaku Rika Daigaku Kiy Volume 8

T KY Teikoku Daigaku Rika Daigaku Kiy Volume 8

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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. 1895 edition. Excerpt: ...both inwards and outwards; the left trunk is longer than its fellow, and extends beyond the vitellarium into the caudal disc, while the right trunk ends with the vitellarium. The caudal disc is about the length of the whole body, and is narrow. Posterior suckers about 25 on each side; breadth 0.045-0.08 mm. 1). In this as in the following species, the curvatures of the body, when there are any, are not taken into account. I would point out also that the length of the body varies considerably according to the different state of contraction, and that therefore much weight should not be laid on it in the identification of species. Habitat--Gill of Sebastes sp. sp. (Jap. Mebaru and Kin-mebaru). Locality--Mitsugahama (Prov. Iyo). Date--August 1889. 2. Microcotyle scbastis, n. sp. (PL I, figs. 2 & 8; PL III, fig. 1; PI. IV, figs. 1, 4, & 5.) Body about 5.5 mm. long, slender, symmetrical. Anterior sucker with a septum. Common genital opening a little in front of the point of bifurcation of the alimentary canal; atrial spines conical, slightly curved, the longest about 0.017 mm. Ovary long, situated at about the middle of the entire length of the body; the anterior portion is Ashaped and the posterior portion somewhat S-shaped with its left anterior end continuous with, and folded on, the leg of the A; the hindmost terminal portion being folded many times on itself. Vaginal opening single, median, and dorsal, situated about thrice as far in front of the anterior end of the ovary as it is behind the common genital opening. The vaginal canal continues single for about half way towards the anterior end of the ovary, then divides, and the two ducts thus formed, after traversing about one-third their way towards the ovary, become continuous...show more

Product details

  • Paperback
  • 189 x 246 x 7mm | 231g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236805062
  • 9781236805065