DA VIES ET AL.: OTOLITH ULTRASTRUCTURE OF SMOOTH AND BLACK OREO 



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18jiii3e.lkU 1.31E3 6717/99 88676 



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Figure 3c. —Porous crystals on the medial surface of the regular lobe. Scale bar = 10 tixn. 



d.— Honeycomblike crystal structure on the medial surface of the irregular lobe. Scale bar = 10 fim. 



505 



