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 : _ .d5 



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



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



2 figures in text, plate 13. October, 1917 18 



12. A Synopsis of the Bats of California, by Hilda Wood GrinnelL Pp. 223-404, 



plates 14-24, 24 text figures. January 31, 1918 2.00 



13. The Pacific Coast Jays of the Genus Aphelocoma, by H. S. Swarth. Pp. 



405-422, 1 figure in text. February 23, 1918 „ 20 



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 2-3. October, 1917 20 



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



berg. Pp. 61-74, plates 4-5. October, 1917 16 



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



Convivus Stkl, by Irene McCulloch. Pp. 75-88, 35 test figures. Decem- 

 ber, 1917 IB 



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 



10. The Musculature of Heptanchus maculatus, by Pirie Davidson... Pp. 151-170, 



12 figures in text. March, 1918 25 



11. The Factors Controlling the Distribution of thg Polynoidae of the Pacific 



Coast of North America, by Christine Essenb^g. Pp. 171-238, plates 6-8, 



2 figures in text. March, 1918 -- 75 



12. Differentials in Behavior of the Two Generations of Salpa Democratica 



Relative to the Temperature of the Sea. Pp. 239-298, plates 9-11, 1 fig- 

 ure in text. March, 1918 65 



