DNIVEESITT OF OA.LIFOENIA PUBLICATIONS-- (Oontixiued) 



21. The Occurrence of a Ehytlun in the Geotropism of Two Species of 



Plankton Copepods Wixen Certain Be curring External Conditions are 

 Absent, by Calvin O. Esterly. Pp. 393-400. March, 1917 . — .10 



22. On Some New Species of Aphroditidae from the Coast of California, 



by Christine Essenberg. Pp. 401-430, plates 31-37. March, 1917... .86 



23. Notes on the Natural History and Behavior of Emerita analog a (Stimp- 



son), by Harold Tupper Mead. Pp. 431-438, 1 text figure. April, 

 1917 .- - - 10 



24. Ascidians of the Littoral Zone of Southern California, by William E. 



Bitter and Buth A. Forsyth. Pp. 439-512, plates 38-46. August, 1917 1.00 



VoL 17. 1. Diagnoses of Seven New Mammals from East-Central California, by 

 Joseph GrinneU and Tracy I. Storer. Pp. 1-8. 



2. A New Bat of the Genua Myotis from the High Sierra Nevada of Cali- 

 fornia, by Hilda Wood Grinnell. Pp. 9-10. 



Nos. 1 and 2 in one cover. August, 1916 .10 



S. Spelerpes platycephalus, a New Alpine Salamander from the Yosemite 

 National Park, California, by Charles Lewis Camp. Pp. 11-14. Sep- 

 tember, 1916 _ - .05 



i. A New Spermophlle from the San Joaquin Valley, California, with 

 Notes on Ammospermophilus ndsoni nelsoni Merriam, by Walter P. 

 Taylor. Pp. 15-20, 1 figure in text. October, 1916 05 



5. Habits and Food of the Eoadrunner in California, by Harold C. Bryant. 



Pp. 21-53, plates 1-4, 2 figures in text, October, 1916 M 



6. Description of Bufo canorxis, a New Toad from the Yosemite National 



Park, by Charles Lewis Camp. Pp. 59-62, 4 figures in text. Novem- 

 ber. 1916 _ _ - — .06 



7. The Subspecies of Sceloporus occidentalis, with Description of a New 



Form from the Sierra Nevada and Systematic Notes on Other CaU- 

 fomia Lizards, by Charles Lewis Camp. Pp. 63-74. December, 1916 .10 



8. Osteological Eelationships of Three Species of Beavers, by F. Harvey 



Holden. Pp. 75-114, plates 5-12, 18 text figures. March, 1917 „_ .40 



9. Notes on the Systematic Status of the Toads and Frogs of California, 



by Charles Lewis Camp. Pp, 115-125, 3 text figures. February, 1917 .10 



10. A Distributional List of the Amphibians and Beptiles of California, 



by Joseph GrinneU and Charles Lewis Camp. Pp. 127-208, 14 figures 



in text. July, 1917 ..„ ^ - - _ .85 



11. A Study of the Eaces of the White-Fronted Goose (Anser albifro7is) 



Occurring 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 WilUam C. Boeck. Pp. 1-26, plate 1. 



October, 1917 - -- 85 



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



Francisco Bay, California, by Albert L. Barrows. Pp. 27-43. De- 

 cember, 1917 - 20 



3. Description of Some New Species of Folynoidae From the Coast of 



California, by Christine Essenberg. Pp. 45-60, plates 2-3. October, 



1917 20 



4. New Species of ApMnomidae From the Pacific Coast, by Christine 



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



5. Crithidia Euryophthalmi, sp. nov., from the Hemipteran Bug, Euryoph- 



thalmus Convivus St&l, by Irene McCulloch. Pp. 75-88, 35 text fig- 

 ures). December, 1917 '. ~~ ......(In press) 



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 {In press) 



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



Pp. 135-144, 1 figure in text. January, 1918 {In press) 



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



Faeces, by William C. Boeck. Pp. 115-149. December, 1917 05 



