1920] Allen: Plankton of the San Joaquin River 3 



PAGE 



Discussion of genera 109 



Malacostraca Ill 



Miscellaneous HI 



The daily series 114 



Summary 116 



The hourly series 117 



Conclusion 124 



Addendum 125 



Tables 1 to 8 126 



Literature cited 291 



Plates 293 



