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Proceedings of the National Academy of Sciences of the United States of America logoLink to Proceedings of the National Academy of Sciences of the United States of America
. 1973 Sep;70(9):2656–2659. doi: 10.1073/pnas.70.9.2656

Setae of the First Antennae of the Copepod Cyclops scutifer (Sars): Their Structure and Importance*

J Rudi Strickler , Arya K Bal
PMCID: PMC427076  PMID: 16592109

Abstract

Ultrastructural studies of the setae of the first antennae of Cyclops scutifer (Sars) have revealed their sensory function. The setae are the extension of modified ciliary structures which function as mechanoreceptors. The setae apparently act to detect gravitational and inertial forces. This is of particular importance in sensing disturbances generated by prey or predators.

Keywords: ciliary structure, mechanoreceptor, information flow, prey-predator relationship

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Selected References

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