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hydromedusa

hydromedusa

hydromedusa Sentence Examples

  • The morphology of the group thus falls naturally into four sections - (I) the hydropolyp, (2) the polyp-colony, (3) the hydromedusa, (4) the medusa-colonies.

  • Since, however, medusa-colonies occur only in one group, the Siphonophora, and divergent views are held with regard to the morphological interpretation of the members of a siphonophore, only the first three of the above sub-divisions of hydromedusa morphology will be dealt with here in a general way, and the morphology of the Siphonophora will be considered under the heading of the group itself.

  • - Diagram showing possible modifications of persons of a gymnoblastic Hydromedusa.

  • - Diagram showing possible modifications of the persons of a Calyptoblastic Hydromedusa.

  • w, The parasitic hydromedusa Mnestra, usually found attached in this position by the aboral pole of its umbrella.

  • 4501, serves to show that Trichoplax is the planulalarva of a Hydromedusa.) A, a small specimen drawn from life (X 20).

  • A scyphomedusa is distinguished from a hydromedusa chiefly by the following points.

  • The morphology of the group thus falls naturally into four sections - (I) the hydropolyp, (2) the polyp-colony, (3) the hydromedusa, (4) the medusa-colonies.

  • Since, however, medusa-colonies occur only in one group, the Siphonophora, and divergent views are held with regard to the morphological interpretation of the members of a siphonophore, only the first three of the above sub-divisions of hydromedusa morphology will be dealt with here in a general way, and the morphology of the Siphonophora will be considered under the heading of the group itself.

  • - The general structure and characteristics of the medusa are described elsewhere (see articles Hydrozoa and Medusa), and it is only necessary here to deal with the peculiarities of the Hydromedusa.

  • - Diagram showing possible modifications of persons of a gymnoblastic Hydromedusa.

  • - Diagram showing possible modifications of the persons of a Calyptoblastic Hydromedusa.

  • w, The parasitic hydromedusa Mnestra, usually found attached in this position by the aboral pole of its umbrella.

  • 4501, serves to show that Trichoplax is the planulalarva of a Hydromedusa.) A, a small specimen drawn from life (X 20).

  • A scyphomedusa is distinguished from a hydromedusa chiefly by the following points.

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