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Upper Frasnian rocks of Utah and Nevada yielded several multicuspid, low-crowned shark teeth. It is proposed that they were used mainly for filtering food from water. Two new chondrichthyan species be...
Evolutionary divergence in the feeding mechanism of fishes
Elasmobranchii Teleostomi Suction feeding Jaw mechanism
2009/10/20
After the divergence of chondrichthyans and teleostomes, the structure of the feeding apparatus also diverged.Hyoid morphology varies considerably among fossil and extant elasmobranchs and has been hy...