. y°ur>9 \ ff-\ | larva ' I (I J| \unknowri\ I \ "^r I I adult [heteromorpn\ full grown larva-not sexually mature [caducous] ancestral ontogenies 3 " 9 tgg Text-fig 34. Phytogeny of Prayids and Hippopodiids, to show the nature and relationship of the nectophore of Nectopyramis diomedeae. In this diagram arrows are used to indicate growth stages, and long links to show how successive somatocysts are budded from their predecessors. A break in these links indicates that the larval nectophore is caducous.

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Keywords: ., bookcentury1900, booksubjectocean, booksubjectscientificexpediti