Trochophore
juvenile form of animals like molluscs and annelids swimming with a wheel-shaped band of cilia
A trochophore is a type of larva found in marine plankton. It belongs to animals of several related phyla, in the superphylum Lophotrochozoa.
Ontogeny of the Polyplacophora: First image shows the trochophore, second shows the stadium in metamorphosis, third is a juvenile
They have two or more bands of cilia. By moving their cilia rapidly, a water eddy is created. In this way they control the direction of their movement. Also, in this way they bring their food closer, to capture it more easily.
