ONIVEESITY OF OALIFOEKIA PtTBLIOATIONS— (Continued) 



Vol.19. 1. Reaction of Various Plankton Animals with Beference to tbelr Diurnal 



Migrations, by Calvin O. Esterly. Pp. 1-83. April, 1919__ .86 



2. The Pteropod Desmopients pacifists (sp. nov.), by Christine Essenberg. 



Pp. 85-88, 2 figures In text. May, 1919 06 



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



figiues 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 



6. A Muscid Larva of the San Francisco Bay Begion which sucks the Blood 



of NestUng Birds, by O. E. Plath. Pp. 191-200. February, 1919 _ ao 



6. Binary Fission In CoUodictyon IriciUatum 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 WUUam W. Cort. Pp. 275- 



281, X figure in test. August, 1919 10 



8. A New Distome from Eana aurora, by William W. Cort. Pp; 283-298, 



5 figures In text. November, 1919 20 



9. The Occurrence of a Rock-Boring Isopod along the Shore of San Fran- 



cisco Bay, California, by Albert L. Barrows. Pp. 299-316, plates 15-17. 

 December, 1919 25 



10. A New Morphological Interpretation of the Structure of Noctiluca, and 



Its Bearing on the Status of the Cystoflagellata (Haeckel), by Charles 



A. Kofold. Pp. 317-334, plate 18, 2 figures in text. February, 1920 26 



11. The Life Cycle of Erhinostoma revoluUim (Froelich), by John C. Johnson. 



Pp. 338-388, plates 19-25, 1 text figure. May, 1920 60 



VoL20. 1. Studies on the Parasites of the Termites. I. On Strehlomastix sirxx, a 

 Polymastigote Flagellate with a Linear Plasmodia! Phase, by Charles 

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



July, 1919 26 



2. Studies on the Parasites of the Termites. H. 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 



5. Studies on the Parasites of the Termites, m. On Trichctiympha campanula 



Sp. Nov., by Charles Atwood Kofoid and OUve 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 spliaerica 

 gen. nov., sp. nov., by Charles Atwood Kofoid and OUve Swezy. Pp. 

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



5. On the Morphology and Mitosis of Chilomastix mesnUi (Wenyon), a Common 



Flagellate of the Human Intestine, by Ch%cles A. Kofoid and Olive Swezy. 



Pp. 117-144, plates 15-17, 2 figures in text. April, 1920 35 



6. A Critical Review of the Nomenclature of Human Intestinal Flagellates, 



Cercomonas, Chilomastix, Trichomonas, and Giardia, by Charles A. Kofoid. 



Pp. 145-168, 9 figures in text. June, 1920 35 



VoL 21. 1. A Revision of the Microtus calif amicus Group of Meadow Mice, by Rem- 

 ington Kellogg. Pp. 1-42, 1 figure In text. December, 1918 .60 



2. Five New Five-toed Kangaroo Rats from CaUfomia, by Joseph GrlnneU. 



Pp. 43-47. March, 1919 06 



3. Notes on the Natural History of the Bushy-Tailed Wood Bats of California, 



by Joseph Dixon. Pp. 49-74, plates 1-3, 3 figures in text. December, 1919 .25 



4. Revision of the Avian Genus Passerella, with Special Reference to the Dis- 



tribution and Migration of the Races in California, by H. S. Swarth. 



Pp. 75-224, plates 4-7, 30 figures in text, 1920 1.76 



5. A Study of the CaUfomia Jumping Mice of the Genus Zapus, by A. Brazier 



HoweU. Pp. 225-238, 1 text figure. May, 1920 15 



Vol. 22. 1. A Quantitative and Statistical Study of the Plankton of the San Joaquin 

 River and its Tributaries in and Near Stockton, CaUfomia, in 1913, 

 by Wlnfred Emory AUen. Pp. 1-292, plates 1-12, 1 text figure. July, 

 1920 3.00 



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