UNIVERSITY OF CALIFORNIA PUBLICATIONS (Continued) 



10. A Distributional List of the Amphibians and Reptiles of California, by 



Joseph Grinnell and Charles Lewis Camp. Pp. 127-208, 14 figures in text. 

 July, 1917 85 



11. A Study of the Races of the White-Fronted Goose (Anscr albifrons) Occur- 



ring in California, by H. S. Swarth and Harold C. Bryant. Pp. 209 222, 



2 figures in text, plate 13. October, 1917 15 



Vol. 18. 1. Mitosis in Giardia Microti, by William C. Boeck. Pp. 1-26, plate 1. Octo- 

 ber, 1917 35 



2. An Unusual Extension of the Distribution of the Shipworm in San Fran- 



cisco Bay, California, by Albert L. Barrows. Pp. 27-43. December, 1917. .20 



3. Description of Some New Species of Polynoidae from the Coast of Cali- 



fornia, by Christine Essenberg. Pp. 45-60, plates 23. October, 1917 20 



4. New Species of Amphinomidae from the Pacific Coast, by Christine Essen- 



berg. Pp. 61-74, plates 4-5. October, 1917 15 



5. Crithidia Euryophthalmi, sp. nov., from the Hemipteran Bug, Euryophthalmus 



Convivus Stal, by Irene McCulloch. Pp. 75-88, 35 text figures. Decem- 

 ber, 1917 15 



6. On the Orientation of Erythropsis, by Charles Atwood Kofoid and Olive 



Swezy. Pp. 89-102, 12 figures in text. December, 1917 15 



7. The Transmission of Nervous Impulses in Relation to Locomotion in the 



Earthworm, by John F. Bovard. Pp. 103-134, 14 figures in text. January, 

 1918 35 



8. The Function of the Giant Fibers in Earthworms, by John F. Bovard. Pp. 



135-144, 1 figure in text. January, 1918 10 



9. A Rapid Method for the Detection of Protozoan Cysts in Mammalian 



Faeces, by William C. Boeck. Pp. 145-149. December, 1917 05 



