Mollusk shell 



Hdlimeda plates 



Foraminifera 



Bryzoan colonies 



APPROXIMATE SCALE 

 I I ! I I I I I I I I I I I I 1 I I I I I 



10 

 Millimeters 



Figure 9. Photomicrographs of 

 typical skeletal fragments 

 in Section A sediments. 



Alcyonarian coral sclerites 



19 



