ctenoid
/ˈtɛnɔɪd/
adjective
- Having a comb-like or toothed edge, used especially to describe a type of fish scale with tiny teeth on the outer edge.
- The biologist examined the ctenoid scales under a microscope to identify the fish species.
- Ctenoid scales are common in perch and other spiny-rayed fish.
- Unlike smooth cycloid scales, ctenoid scales have a rough texture due to their tiny projections.
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