System Glossary
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Definition of Term

(English) Type of caudal fin in teleosts where the upper and lower lobes are symmetrical ; internally, the major structural elements of the fin are an upturned urostyle that articulates with flattened bones that support the principial fin rays. (See also: teleosts, fins, fin element counts)
(French) Type de nageoire caudale chez les t√©l√©ost√©ens o√Ļ les lobes sup√©rieures et inf√©rieures sont sym√©triques ; int√©rieurement, les √©l√©ments structurels principaux de la nageoire sont un urostyle retrouss√© articulant avec des os aplatis qui supportent les rayons principaux de la nageoire. (See also: teleosts, fins, fin element counts)

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