On the development of the egg of <I>Nemipterus virgatus</I> (HOUTTUYN) (Preliminary report)

DOI

Bibliographic Information

Other Title
  • イトヨリダイ<I>Nemipterus virgatus</I> (HOUTTUYN) の卵発生 (予報)

Description

On July 6, 1954, the authors operated artificial insemination of Nemipterus virugatus (HOUTTUYN) in the Sea of Goto, and observed the development of egg and reared the hatched larva for about forty hours.<BR>The egg is colorless, buoyant and spherical, measuring 0.65-0.70mm in diameter with an oil-globule measuring about 0.13mm in diameter.<BR>The hatching takes place in about twenty-eight hours at the water temperature 23-24°C (23-28°C, untill nine hours after the insemination).<BR>The newly hatched larva is 1.7mm in total length. In seventeen hours after the hatching characteristic yellow blotches appeared behind the eye, on the posterior surface of the yolk and on the ventral side of the tail, and the number of myotomes attained twenty-five.<BR>The oil-globule was situated at rather posterior portion in the yolk during the whole period of rearing.

Journal

Details 詳細情報について

  • CRID
    1390282679744321024
  • NII Article ID
    130003826424
  • DOI
    10.11369/jji1950.4.130
  • ISSN
    18847374
    00215090
  • Data Source
    • JaLC
    • CiNii Articles
  • Abstract License Flag
    Disallowed

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