BIGSBY PALEOZOIC ROCKS OF NEW YORK. 



411 



Table I. {continued). 



Ambonychia amygdalinat 



bellastriataf 



mytiloides 



obtusat 



orbicularis 



radiata 1 



undata 



sp. ind 

 Avicula demissa 2 



desquamata 



ellipticat 



emacerata 



erecta 3 



insueta.... 



> (S5& retroflexa >). And in Hamilton ££' """^ ' »*" Emm ° nS ' * «* 



VOL. XIV. PART I. 2 £ 



