28 



SMITHSONIAN MISCELLANEOUS COLLECTIONS VOL. 65 



Fig. 28. — The Patron of the " Tomas Barrera " with a huge sponge, only a 

 portion of which appears above water, secured by diving. One of the dredges 

 used by the party is shown hanging over the edge of the launch. 



Fig. 29. — Henderson and Greenlaw collecting Cerions. 



