Ten Spines on the Fins of a Bony Fish

“A fin-spine; one of the unjointed and unbranched sharp bony rays of the fins, such as those the presence of which gives name to the acanthopterygian fishes; a spinous fin-ray, as distinguished for a soft ray.”

Illustration of the dorsal fins of the acanthopterygian fish.

Keywords

fish, fishes, spinous, dorsal, rays, Bony fish, Fin Ray, dorsal fin, acanthopterygian, dorsal fins, soft ray

Galleries

Fish Anatomy, Fish: A-B

Source

William Dwight Whitney, PhD, LLD The Century Dictionary: An Encyclopedic Lexicon of the English Language (New York, NY: The Century Co., 1895) 5835

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