UNTVERSITY OP CALIFORNIA PUBLICATIONS— (Continued) 



16. The Subclavian Vein and Its Relations in Elasmobranch Fishes, by J. 



Frank Daniel. Pp. 479-484, 2 figures in text. August, 1918 .10 



17. The Cercaria of the Japanese Blood Fluke, Schistosoma japonicum Kat- 



surada, by William W. Cort. Pp. 485-507, 3 figures in text. 



18. Notes on the Eggs and Miracidia of the Human Schistosomes, by William 



W. Cort. Pp. 609-519, 7 figures in text. 



Nos. 17 and 18 in one cover. January, 1919 _ 35 



Index in preparation. 



Vol.19. 1. Reaction of Various Plankton Animals with Reference to their Diurnal 



Migrations, by Calvin O. Esterly. Pp. 1-83. April, 1919 85 



2. The Pteropod Desmopterus pacificus (sp. nov.), by Christine Essenberg. 



Pp. 85-88, 2 figures in text. May, 1919 s „ 05 



3. Studies on Giardia microti, by William C. Boeck. Pp. 85-136, plate 1, 19 



figures in text 60 



4. A Comparison of the Morphology and the Life Cycle of Crithidia with those 



of the Crithidial Stages of Trypanosoma, by Irene A. McCulloch (In press) 



5. A Muscid Larva of the San Francisco Bay Region which Sucks the Blood 



of Nestling Birds, by O. E. Plath. Pp. 191-200. February, 1919 _ J.0 



6. Binary Fission in Collodictyon triciliatum Carter, by Robert Clinton Rhodes. 



Pp. 201-274, plates 7-14, 4 figures in text (In press) 



7. The Excretory System of a Stylet Cercaria, by William W. Cort. Pp. 275- 



281, 1 figure in text. August, 1919 10 



Vol.20. 1. Studies on the Parasites of the Termites I. On Strebl&mastix stri.r, a 

 Polymastigote Flagellate with a Linear Plasmodial Phase, by Charles 

 Atwood Kofoid and Olive Swezy. Pp. 1-20, plates 1-2, 1 figure in 

 text. July, 1919 25 



2. Studies on the Parasites of the Termites II. On Triohomitus term it id is, 



a Polymastigote Flagellate with a Highly Developed Neuromotor System, 

 by Charles Atwood Kofoid and Olive Swezy. Pp. 21-40, plates 3-4, 2 

 figures in text. July, 1919 25 



3. Studies on the Parasites of the Termites III. On T richoiiympha campanula 



Sp. Nov., by Charles Atwood Kofoid and Olive Swezy. Pp. 41-98, plates 

 5-12, 4 figures in text. July, 1919 75 



4. Studies on the Parasites of the Termites IV. On Leidyopsis sphacrica 



Gen. Nov., Sp. Nov., by Charles Atwood Kofoid and Olive Swezy. Pp. 

 99-116, plates 13-14, 1 figure in text. July, 1919 _ _.._ _ .25 



Vol.21. 1. A Revision of the Microtis ealifornicus Group of Meadow Mice, by Rem- 

 ington Kellogg. Pp. 1-42, 1 figure in text. December, 1918 50 



2. Five New Five-toed Kangaroo Rats from California, by Joseph Grinnell. 



Pp. 43-47. March, 1919 ...._ _ 05 



