UNIVERSITY OF CALIFOENIA PUBLICATIONS 



Note. — The University of California Publications are offered in exchange for the publi- 

 cations of learned societies and Institutions, universities and libraries. Complete lists of 

 all the publications of the University vrlll be sent upon request. For sample copies, lists 

 of publications or other information address the MANAGER OF THE UNIVERSITY 

 PRESS, BERKELEY, CALIFORNIA, U.S.A. AH matter sent in exchange should be 

 addressed to EXCHANGE DEPARTMENT, UNIVERSITY LIBRARY, BERKELEY, 

 CALIFORNIA, U. S. A. 



Publications ol the University of California Press may be obtained from THE 

 CAMBRIDGE UNIVERSITY PRESS, FETTER LANE, LONDON, E. C. 4, ENGLAND, 

 to Which orders originating in Great Britain and Ireland should be sent. 



ZOOLOGY. — C. A. Kofoid and J. Grinnell, Editors. 



This series contains the contributions from the Department of Zoology, from the 

 Marine Laboratory of the Scripps Institution of Oceanography, at La Jolla, CaJl- 

 fomia, and from the California Museum of Vertebrate Zoology in Berkeley. 

 Cited as Univ. CaUf. Publ. Zool. 



Volume 1, 1902-1905, 317 pages, with 28 plates $3.50 



Volume 2, 1904r-1906, xvii + 382 pages, with 19 plates $3.60 



Voliime 3, 1906-1907, 383 pages, with 23 plates $3.50 



Volume 4, 1907-1908, 400 pages, with 24 plates $3.50 



Volume 5, 1908-1910, 440 pages, with 34 plates $3.50 



Volume 6, 1908-1911, 478 pages, with 48 plates $3.50 



Volume 7, 1910-1912, 446 pages, with 12 plates $3.50 



Volume 8, 1911, 357 pages, with 25 plates $3.50 



Volume 9, 1911-1912, 365 pages, with 24 plates „ _.._ _ „.._ $3.50 



Volume 10, 1912-1913, 417 pages, with 10 plates $3.50 



Volume 11, 1912-1914, 538 pages, with 26 plates $5.00 



Volume 12, 1913-1916, 558 pages, with 22 plates _ „ _ $5.00 



Volume IS, 1914-1916, 529 pages, with 39 plates $5.00 



Volume 14, 1914-1918, 452 pages, with 60 plates $5.00 



Volume 15, 1915-1916, 360 pages, with 38 plates _ $4.00 



Volume 16, 1915-1917, 522 pages, with 46 plates „. $5.00 



Volume 17, 1916-1918, 545 pages, with 24 plates $5.00 



Volume 18, 1917-1919, 529 pages, with 20 plates.... $5.00 



Volume 19, 1919-1920, 480 pages, with 33 plates $5.00 



Volume 20, 1919-1924, 571 pages, with 48 plates.... $6.00 



Vol. 21, 1. A Revision of the Microtis 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 



3. Notes on the Natural History of the Bushy-tailed Wood Rats of California, 



by Joseph Dixon. Pp. 49-74, plates 1-3, 3 figures in text. December, 1919 .26 



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



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



Pp. 75-224, plates 4-7, SO figures in text. September, 1920 1.75 



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



HowelL Pp. 225-238, 1 figure in text. May, 1920 „ 15 



6. Two New Rodents (Genera Ihofnomys and Mnrmota) from the Eastern 



Border of California, by Joseph Grinnell. Pp. 239-244, 6 figures in text 

 November, 1921 15 



7. A Study of the Calif omian Forms of the Microtus Diontanus Group of 



Meadow Mice, by Remington Kellogg. Pp. 245-274, 25 figures in text. 



8. A Synopsis of %1ol.q Microtus mordax Group of Meadow Mice in California, 



by Remington Kellogg. Pp. 275-302, plate 8, 29 figures in text. 



Nos. 7 and 8 in one cover. April, 1922 75 



9. Behavior of the I.eaf-nosed Snake, Phyllorhynchus decurtatus, by Sarah 



Rogers Atsatt. Pp. 303-312. February, 1923 25 



10. A Systematic List of the Mammals of California, by Joseph Grinnell. 



Pp. 813-324. January, 1923 26 



11. The Systematic Status of the Mountain Lion of California, by Joseph 



Grinnell and Joseph Dixon. Pp. 325-332, plates 9-10. April, 1923 .25 



12. New Subspecies of Birds from Patagonia, by Alexander Wetmore. Pp. 



333-337. June, 1923 25 



13. Revision of the Genus Lynx in California, by Joseph Grinnell and Joseph 



Dixon. Pp. 339-354, plate 11, 1 figure in text. January, 1924 .. — 25 



14. Changes during Growth in the Skull of the Rodent Otospermophilus gravi- 



murmus hcechcyi, by E. Raymond Hall. Pp. 355-404, 43 figures in text. 

 March, 1926 - 60 



15. A New Race of the White-breasted Nuthatch from Lower California, 



by Joseph Grinnell. Pp. 405-410. March, 1926 25 



