Definitions

Unequally bifid seta

• A seta that is often spine-like and has a smaller thin seta or hair just proximal to its tip. The hair has a nerve extending into the cuticle and is probably the external expression of a sensory nerve. [Wilson, 1989]

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Martin, J.W., N.D. Pentcheff, D. Striley, C. Perrodin, A.R. Wall, J. Wall, and J. Zieba (editors). Crustacea Glossary. Crustacea Department, Natural History Museum of Los Angeles County. Accessed: 23 Oct 2025. URL: https://research.nhm.org/glossary