Cydippida

ctenophore order

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In ctenophore: Natural history.
In Pleurobrachia and in other Cydippida, the larva closely resembles the adult, so that there is little change with maturation. Most ctenophores, however, have a so-called cydippid larva, which is ovoid or spherical with two retractable tentacles. The metamorphosis of the globular cydippid larva into an adult is direct in…
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