Report of the Canadian Arctic Expedition 1913-18. 



VOLUME IX: ANNELIDS, PARASITIC WORMS, PROTOZOANS, ETC. 



Part A: OLIGOCHAETA. 



Lumbriculidae. By Frank Smith. 



Enchytraeidae, By Paul S. Welch (Issued September 9, 1919). 



Part B: POLYCHAETA. By Ralph V. Chamberlin (In press). 



Part C: HIRUDINEA. By J. P. Moora, (In preparation). 



Part D: GEPHYREA. By Ralph V. Chamberlin (In press). 



Part E: ACANTHOCEPHALA. By H. J. Van Cleave (Issued April 7, 1920.). 



Part F: NEMATODA. By N. A. Cobb (In preparation). 



Part G: TREMATODA. By A. R. Cooper (In preparation). 



Part H: CESTODA. By A. R. Cooper (In preparation). 



Part I: TURBELLARIA. By A. Hassell (In preparation). 



Part J: GORDIACEA. 

 PartK: NEMERTIXI. 



Part L: SPOROZOA. By J \V. Mavor (In preparation). 



Part M: FORAMIXIFERA. By J. A. Cushman (Issued February 6, 1920). 



