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#alligator #armored fish #ganoid scales #gar #protected fish

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#bruntonichthys #placoderm #arthrodire #armored fish #ancient predator #fossil jaw

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#bruntonichthys #placoderm #armored fish #fossil fish #extinct fish #devonian fish

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#armored fish #large scales #red fish #pirarucu #red scales

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#armored fish #scutes #prehistoric fish #white sturgeon look #acipenser transmontanus

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#armored fish #placoderm #dunkleosteus #devonian fish #prehistoric predator fish

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#macropetalichthyidae #armored fish #petal fish #extinct fish #placoderm head shield #petalichthyida

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#fish armor #bony plates #armored fish #syngnathidae #male pregnancy