UNIVERSITY OF CALIFORNIA PUBLICATIONS— (Continued) 



14. The Neuromotor Apparatus of Euplotes patella, by Harry B. Yocom. Pp. 



337-396, plates 14-16. September, 1918 _ _ .70 



15. The Significance of Skeletal Variations in the Genus Peridiniwm, by A. L. 



Barrows. Pp. 397-478, plates 17-20, 19 figures in text June, 1918 _ .80 



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. 509-519, 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 06 



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



figures in text _ _ _ .60 



4. A Comparison of the Life Cycle of Crithidia with that of Trypanosoma in 



the Invertebrate Host, by Irene McCulloch. Pp. 135-190, plates 2-6, 3 

 figures in text. October, 1919 60 



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 JO 



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



Pp. 201-274, plates 7-14,4 figures in text. December, 1919 1.00 



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



281, 1 figure in text. August, 1919 10 



8. A New Distome From Rana Aurora, by William W. Cort. Pp. 283-298, 



5 figures in text. November, 1919 _. .20 



Vol. 20. 1. Studies on the Parasites of the Termites. I. On Streblomastix strix, a 

 Polymastigote Flagellate with a Linear Plasmodia! Phase, by Charles 

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

 text. July, 1919 „ 26 



2. Studies on the Parasites of the Termites. II. On Trichomitus termitidis, 



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 Trichonymplia campanula 



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

 5-12, 4 figures in text. July, 1919 76 



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

 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 Microtus calif ornicus 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 



