INDEX. 

 ORDER 2. 



BIVALVES. 



CENUS 7. PECTUNCULUS. COCKLE. 



Plata Fig- 

 Pectunclui fasciatut - - • -170 



MULTIVALVES, 



GENUS 17. EALANUS. ACORN. 

 Balanus Tintinnabulum - - . -14.8 



