University of the State of New York 



MEMOIRS 



OF THE 



NEW YORK STATE MUSEUM 



VOL. I. NO. 1. OCT., 1889 



THE DEVELOPMENT OF SOME SILURIAN BRACHIOPODA 



WITH EIGHT PLATES 



CHARLES E. BEECHEB JOHN M. CLARKE 



CONSULTING PALEONTOLOGIST OF THE STATE MUSEUM ASSISTANT STATK PALEONTOLOGIST 



ALBANY 



UNIVERSITY OF THE STATE OF NEW YORK 



1889 



