10 
Chart No. 
268. 
269. 
270. 
27%. 
Distribution of alge on Spindle Rocks, 
Apr. 22, 1905. i... 00252 bee ee 
Distribution of alge on Spindle Rocks, 
May 2291905. seein. s oon ee eee 
Distribution of alge on Spindle Rocks, 
June 29, 1905... -- eee eee eee eee 
Distribution of alge on Spindle Rocks, 
July 22, 1905... ---. eee ee ee ee eee 
Page. 
538 
539 
540 
541 
CHARTS. 
Chart No. 
272. Distribution of algze on Spindle Rocks, 
Sept. 2, 1905.. 
273. Distribution of Bee on i Spiadic Bucks, 
Sept. 19, 1904. . 
274. Distribution of age 0 on » Spindle rs, 
Dec. 30, 1904. . SECA. Sti 
Page. 
