The Kansas University Science Bulletin Volume 9, Nos. 1-21

The Kansas University Science Bulletin Volume 9, Nos. 1-21

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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. 1915 edition. Excerpt: ...the width of the center, of the body. Cuticular surface finely striated. Pharynx long. Contractile vacuole single. Stalk slender, from two to six times the length of the body. Solitary. Length of type specimen, 55 microns. (Fig. 54, plate XLV.) Vorticella utriculus Stokes. Body subpyriform, about twice as long as broad. Width of peristome about two-thirds that of the center of the body. Body slightly constricted beneath the peristome border. Peristome border everted. Cuticular surface strongly striated transversely. Pedicle two to four times the length of the body. Lengths given range from 33 to 40 microns. Length of type specimen, 38 microns. (Fig. 61, plate XLVI.) Vorticella elongata From. Body conical, elongated, between two and three times as long as broad. Posterior extremity tapering to a conical point. Anterior end slightly dilated, with raised peristome border. Ciliary disk somewhat elevated. Cuticular surface transversely striated. Stalk stout, about two and a half times the length of the body. Length of type specimen, 95 microns. (Fig. 60, plate XLVI.) Vorticella spectabilis S. K. Body quite variable in form, conical, elongated, between two and three times as long as broad. Anterior end expanded, peristome everted. Cuticular surface finely straited transversely. Stalk short, from one to three times the length of the body. Contractile vacuole single. Social. This species was found in abundance in pond water in large social clusters. Length of type specimen, 95 microns. (Fig. 62, plate XLVI.) Vorticella convallaria Linn. Body elongated, bell-shaped, nearly twice as long as broad. Anterior margin slightly dilated, everted. Cuticular surface transversely striated. Stalk short and thick, four to six times the length of the body...show more

Product details

  • Paperback
  • 189 x 246 x 5mm | 177g
  • Rarebooksclub.com
  • United States
  • English
  • black & white illustrations
  • 1236903870
  • 9781236903877