cypris larva

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cypris larva Non-feeding larval stage in barnacles (class Cirripedia), which follows the six planktonic nauplius instars. The cypris larva is the settling stage, and attaches to the substrate by means of cement secreted by glands in the first antennae. The body is enveloped in a bivalved carapace and the pair of compound eyes is sessile; there are six pairs of thoracic appendages.