Quart Joum Geol. Soc. Vol IZ PI XI. 



4. Teeth, cf Tetxa-goiiQlepis droserusjiagmfied. i Teeth. a£ Dapedius.magnifiei. 



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5 . TetTagonolepis discus. 



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2 .Teeth, of Dapedius punctatas.nat size 



3. Sca-les of Tetraganolepis stibserraixis, 

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DAPEDIUS AND TETRAGONOLEPIS, 



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