Memoirs Carnegie Museum, Vol. VI. 



Plate lxix. 



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Fig. 1. Gyrodus macro phthalmus Agassiz. C. M. Cat. Foss. Fishes, No. 4734. 252 mm. 

 Fig. 2. Gijrodus circularis Agassiz, C. M. Gat. Foss. Fishes, No. 4407. 850 mm. 



