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Pronunciation varies by accent · adjective
(zoology) Of or from the superorder Protacanthopterygii of ray-finned fish..
Rosen (1973) separated the stomiiforms (= Stomiatoidei) from other protacanthopterygian groups, placing them as the sister-group of all other neoteleosts (Eurypterygii).
Use protacanthopterygian when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Protacanthopterygian means (zoology) Of or from the superorder Protacanthopterygii of ray-finned fish..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Rosen (1973) separated the stomiiforms (= Stomiatoidei) from other protacanthopterygian groups, placing them as the sister-group of all other neoteleosts (Eurypterygii).
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