CHAMAELEONS
Development of Oysters.-According to the generally received opinion, the eggs of the oyster are fertilized inside the shell of the parent, within the mantle-cavity of which the young are carried until they are provided with shells of their own; they leave the parent at a tolerably advanced stage of...
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Veröffentlicht in: | The Popular science review 1880-01, Vol.4 (13), p.97-110 |
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Format: | Artikel |
Sprache: | eng |
Online-Zugang: | Volltext |
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Zusammenfassung: | Development of Oysters.-According to the generally received opinion, the eggs of the oyster are fertilized inside the shell of the parent, within the mantle-cavity of which the young are carried until they are provided with shells of their own; they leave the parent at a tolerably advanced stage of development, and the period of their free existence is very short. Mr. W. K. Brooks states that in the American oysters things go on very differently. |
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ISSN: | 2043-5711 |