UNIVERSITY OF CALIFORNIA PUBLICATIONS 
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ZOOLOGY.— C. A. Kofoid and J. ; Grinnell, Editors. 
This series contains the contributions from the Department of Zoology, fro m th* 
Marine Laboratory of the Scripps Institution for Biological Research, at La Jolla, 
California, and from the California Museum of Vertebrate Zoology in -Berkeley. 
Cited as Univ. Calif. PubL ZooL 
Volume 1, 1902-1905, 81? pages, with 28 plates $3.50 
Volume % 1904-1908, xvii -f 882 pages, with 19 plates ... ji. $8.50 . 
Volume 3, 1906-1907, S8S pages, with 23 plates ...„ _ . $3.50 
Volume 4, 1907-1908, 400 pages, with 24 plates ...^. ..... $8.5(1' 
Volume 6, 1908-1910, 440 pages, with 34 plates .. ........ ... $8.50 
Volume 6, 1908-1911, 478 pages, with 48 plates . $3.50 
Volume 7, 1910-1912, 446 pages, with 12 plates . ; ..... :..l $3.60 
Volume 8, 1911, 357 pages, with 25 plates ._ ....... .. $8450 
Volume 9, 1911-1912, 365 pages, with 24 plates ; ........ $3.50 
Volume 10, 1912-1918, 417 pages, with 10 plates ...... ...... $3.50 
Volume 11, 1012-1914, 538 pages, with 26 plates ..... $5.00 
Volume 12, 1913-1918, 568 pages, with 22 plates . $5.00 
Volume IS, 1914-1916, 529 pages, with 39 plates .. ..... . $8.00 
Volume 14, 1914 1918, 452 pages, with 60 plates ............. „ ............ $5.00 
Volume 15, 1916-1916, 860 pages, with 38 plates ....................... ...... ............. $4.00 
Volume 16, 1916-1917, 522 pages, with 46 plates ... ... ... $5.06 
Volume 17, 1010-1918, 546 pages, with 24 plates ... ... . ................. $5.00 
Volume 18, 1917-1919, 629 pages, with 20 plates — . — ... ... $6,00 
Volume 19, 1919-1920, 480 pages, with 33 plates .... $6.00 
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 Reming- 
ton Kellogg. Pp. 1-42, 1 figure in text. December, 1918 .... .60 
2. Five New Five-toed Kangaroo Rats from California, by Joseph Grinnell. 
3. Notes on the Natural History of the Bushy-tailed Wood Rats of California, 
by Joseph Dixon. Fp. 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. Fp. 
76-224, plates 4-7, SO figures in text. September, 1920 — .. 91.78 
5. A Study of the California Jumping Mice of the Genus Zayus, by A. Brazier 
HowelL Fp. 225-238, 1 figure in text. May, 1920 .................... .16 
0. Two New Rodents (Genera Thomomys and Marmoia) from the Eastern 
Border of California, by Joseph GrinnelL Fp. 239-244, 6 figures in text. 
November, 1921 — ...... ... — — — ,15 
7. A Study of the Californian Forms of the Microtus mo-ntanus Group of 
Meadow Mice, by Remington Kellogg. Pp. 245-274, 25 figures in text. 
8. A Synopsis of the 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 Leaf -nosed Snake, Phyllorhynchus decurtatus , by Sarah 
Rogers Atsatt. Pp. 303-312. February, 1923 .................... .26 
10. A Systematic List of the Mammals of California, by Joseph Grinnell. 
Pp. 313-324. January, 1923 .25 
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. 
SS3-337. June, 1923 ........ .... L..1 .25 
13. Revision of the Genus Lynx in California, by Joseph Grinnell and Joseph 
Dixon. Pp. 839-354, plate 11, 1 figure in text. January, 1924 — ....... 
.25 
