TERM: Description of glossary term.

---

breeding tubercles

Hardened protuberances developing on the fins and body of adults (usually more so in males) before or during the breeding season. Also termed nuptial tubercles or, sometimes, contact organs (in cyprinodontoids).

Referencia

Miller, Robert Rush. 2006. "Freshwater Fishes of Mexico". University of Chicago Press, Chicago. 1-524 (ffm01245)