SMITHSONIAN MISCELLANEOUS COLLECTIONS 



VOL. 93, NO. 6, PL. 5 



Upper: Pre-Columbian Indian Skull, Peru, With Triple Ear Exos- 

 tosis 



Lower: The Same, With a 5 mm-high Exostosis Outside Above the 

 Meatus, of Separate Origin and Significance. Small Intra- 

 meatal Exostosis in Each Ear 



