System Glossary
 Glossary Search for pectoral fins (Search Options)

Definition of Term

pectoral fins (View picture)
(English) The fin usually found on each side of the body behind the gill opening; this pair of fins is found on the lower parts of the body in primitive forms of fish; corresponding to the forelimbs of higher vertebrates; united to form the disc in most rays. (See also: pelvic fins, pectoral, gill opening)
nageoires pectorales (View picture)
(French) Nageoires situées de chaque côté du corps en arrière de l'ouverture branchiale ; se trouvent à la partie inférieure du corps chez les poissons primitifs ; correspondent aux membres antérieurs des vertébrés plus évolués ; réunies en un disque chez les raies. (See also: pelvic fins, pectoral, gill opening)
barbatanas peitorais (View picture)
(Portuguese) Barbatana usualmente presente de cada lado do corpo atrás da abertura branquial. (See also: pelvic fins, pectoral, gill opening)

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