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protacanthopterygian. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Adjective
protacanthopterygian (not comparable)
- (zoology) Of or from the superorder Protacanthopterygii of ray-finned fish.
1996, Antony S. Harold, “Interrelationships of Stomiiform Fishes”, in Melanie L.J. Stiassny, editor, Interrelationships of Fishes, page 333:Rosen (1973) separated the stomiiforms (= Stomiatoidei) from other protacanthopterygian groups, placing them as the sister-group of all other neoteleosts (Eurypterygii).
Noun
protacanthopterygian (plural protacanthopterygians)
- A fish of this superorder.