PROCEEOINGS 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES 



Fourth Series 



Vol. IX, No. 1, pp. 1-36, pi. 1-8 June 16, 1919 



Notes on West American Chitons— II 



S. Stillman Berry, Redlands, California 



PRINTED FROM THE 

 JOHN W. HENDRIE PUBLICATION ENDOWMENT 



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SAN FRANCISCO 



Published by the Academy 



1919 



