Acanthodii

(redirected from Spiny shark)
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Acanthodii

[ə‚kan′thō·dē‚ī]
(paleontology)
A class of extinct fusiform fishes, the first jaw-bearing vertebrates in the fossil record.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
The little fish, measuring just over 11 centimetres in length, belongs to an extinct group called the Acanthodii (colloquially, the "spiny sharks").
So what's the spurring attraction to the rod-and-liners who spend hours over distant reefs seeking classy specimens of Britain's most common spiny sharks? Roy Freeman, a PEOPLE boat-fishing fan from Southbourne, Dorset, has the answer - 60 thrilling minutes slugging it out with a 19lb 8oz heavyweight in a riptide that took 2lb of lead just to keep a bait on the bottom before a hooked doggie streaked away like a greyhound.