216 



University of California Publications in Zoology [Vol. 22 



1913 



11/ l 

 11/ 8 

 11/15 

 11/22 

 11/30 

 12/ 6 

 12/14 

 12/20 

 12/27 



Table 2. — Organisms Per Cubic Meter in Plankton of 

 San Joaquin River in 1913 — (Continued) 



Total Chilodon Ciliate Coleps Cyclidium 



Heliozoa sp. unidentified hirtus sp. 



105,792 



52,896 12,800 52,896 



1,533,984 



1,600 



3,200 



Epistylis 



Euplotes 



1913 harpa 



1/ 5 



1/12 



1/19 400 



1/25 400 



2/ 2 



2/ 8 



2/15 6,400 



2 23 12,800 



3/ 1 3,200 

 3/ 8 



3/15 3,200 



3/23 16,000 



3/29 3,200 



4/ 5 



4/13 



4/19 



4/26 



5/ 3 



5/10 



5/17 



5/24 



5/31 



6/ 7 



6/16 



6/21 



6/28 



7/5 



7/12 



7/19 



7/26 



8/ 2 



6/ 9 



8/15 



8/23 



8/31 



9/ 6 



9/13 



9/20 



9/27 



10/ 4 



10/11 



10/18 



10/26 



11/ 1 6,400 



11/ 8 



11/15 264,480 



11/22 9,600 



Euplotes 

 patella 



3,200 

 3,200 



Holophrya Paramecium 



sp. aurelia 



3,200 



105,792 

 79,344 



3,200 



105,792 



1,600 



132,240 



1,600 



1,600 



3,200 



264,480 



12,800 



211,584 



105,792 



'"211,584 



317,376 



158,688 



528,960 



158,688 



211,584 



105,792 'ZZZ.'.Z 



634,752 



105,792 



211,584 



105,792 



52,896 19,200 



52,896 



51,200 



105,792 



1,600 

 3,200 



3,200 

 3,200 



105,792 



105,792 

 3,200 



12,800 

 6,400 



