662 
Wisconsin Academy of Sciences, Arts, and Letters. 
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PLATE LXI 
Eothinia elongata, dorsal view; page 646. 
Eothinia elongata, lateral view. 
Eothinia elonggta, trophi, ventral view. 
Eothinia elongata, trophi, lateral view. 
Eothinia elongata, rami, oblique ventral view. 
Eosphora ehrenbergi, dorsal view; page 637. 
Eosphora ehrenbergi, lateral view. 
Eosphora ehrenbergi, trophi, ventral view. 
Eosphora ehrenbergi, trophi, lateral view. 
