The pelvic fins of certain fishare located below the pectoral fins or further forward ahead of the pectoral fins. It makes sense that pelvic fins set further forward must be the derived condition. After all, placoderms, sharks, lobe fins and spiny sharks all have pelvic fins in the usual spot: posterior to and below a…
The Pterosaur Heresies, There's something very wrong with our pterosaurs.
Hypotheses on the origin of fins. The model presented here incorporates
Snakeheads Missouri Department of Conservation
Triplophysa daryoae, a new nemacheilid loach species (Teleostei, Nemacheilidae) from the Syr Darya River basin, Central Asia
Fish info served through facts and essay-worths of rambling — Good news! I'll make more fish facts on fish
Fish - Swimming, Fins, Adaptations
Sarcopterygii Encyclopedia MDPI
Salmon and Trout - Dungeness River Nature Center
What if tetrapods evolved from cartilaginous fish instead of lobe-finned fish? - Quora
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Mackerel