UNIVERSITY OF CALIFORNIA PUBLICATIONS— (Continued) 



Vol. 7. (Contributions from the Museum of Vertebrate Zoology.) 



1. Two N^w Owls from Arizona, with Description of the Juvenal Plum- 



age of Strix occidentalis occidentalls (Xantus), by Harry S. Swarth. 



Pp. 1-8. May, 1910 10 



2. Birds and Mammals of the 1909 Alexander Alaska Expedition, by 



Harry S. Swarth. Pp. 9-172; plates 1-6; 3 text-figures. January, 1911. 1.50 



3. An Apparent Hybrid in the Genus Dendroica, by Walter P. Taylor. 



Pp. 173-177. February, 1911 05 



4. The Linnet of the Hawaiian Islands: a Problem in Speciation, by 



Joseph Grinnell. Pp. 179-195. February, 1911 15 



5. The Modesto Song Sparrow, by Joseph Grinnell. Pp. 197-199. Feb- 



ruary, 1911 05 



6. Two New Species of Marmots from Northwestern America by H. S. 



Swarth. Pp. 201 204. February, 1911 05 



7. Mammals of the Alexander Nevada Expedition of 1909, by Walter P. 



Taylor. Pp. 205-307. June, 1911 1.00 



8. Description of a New Spotted Towhee from the Great Basin, by J. 



Grinnell. Pp. 309-311. August, 1911 05 



9. Description of a New Hairy Woodpecker from Southeastern Alaska, by 



H. S. Swarth. Pp. 313-318. October, 1911 05 



10. Field Notes on Amphibians, Keptiles and Birds of Northern Humboldt 

 County, Nevada, with a Discussion of Some of the Faunal Features 

 of the Region, by Walter P. Taylor. Pp. 319-436, plates 7-12. 



February, 1912 1.00 



Index, pp. 437-446. 

 Vol. 8. 1. The Vertical Distribution of Euealanux elongatus in the San Diego 



Region during 1909, by Calvin O. Esterly. Pp. 1-7. May, 1911 10 



2. New and Rare Fishes from Southern California, by Edwin Chapin 



Starks and William M. Mann. Pp. 9-19, 2 text-figures. July, 1911. .10 



3. Classification and Vertical Distribution of the Chaetognatha of the San 



Diego Region, Including Redescriptions of Some Doubtful Species of 



the Group, by Ellis L. Michael. Pp. 21-186 pis. 1-8. December, 1911. 1.75 



4. Dinoflagellat'a of the San Diego Region, IV. The Genus Gonyaulax, with 



Notes on Its Skeletal Morphology and a Discussion of Its Generic 

 and Specific Characters, by Charles Atwood Kofoid. Pp. 187-286, 

 plates 9-17. 



5. On the Skeletal Morphology of Gonyaulax catenata (Levander), by 



Charles Atwood Kofoid. Fp. 287-294 plate 18. 



6. Dinoflagellata of the San Diego Region, V. On Spiraulax, a New Genus 



of the Peridinida, by Charles Atwood Kofoid. Pp. 295-300, plate 19. 



Nos. 4, 5, and 6 in one cover. September, 1911 1.50 



7. Notes on Some Cephalopods in the Collection of the University of Cali- 



fornia, by S. S. Berry. Pp. 301-310, plates 20-21. September, 1911. .10 



8. On a Self-Closing Plankton Net for Horizontal Towing, by Charles 



Atwood Kofoid. Pp. 311-348, plates 22-25. 



9. On an Improved Form of Self-closing Water-bucket for Plankton In- 



vestigations, by Charles Atwood Kofoid. Pp. 349-352. 



Nos. 8 and 9 in one cover. November, 1911 _ .40 



Index, pp. 353-357. 

 Vol. 9. 1. The Horned Lizards of California and Nevada of the Genera Phryno- 

 soma and Anota, by Harold C. Bryant. Pp. 1-84, plates 1-9. Decem- 

 ber, 1911 70 



2. On a Lymphoid Structure Lying Over the Myelencephalon of Lepisos- 



teus, by Asa C. Chandler. Pp. 85-104, plates 10-12. December, 1911. .25 



3. Studies on Early Stages of Development in Rats and Mice, No. 3. by 



E. L. Mark and J. A. Long. The Living Eggs of Rats and Mice with 

 a Description of Apparatus for Obtaining and Observing Them (Pre- 

 liminary paper), by J. A. Long. Pp. 105-136, plates 13-17. February, 

 1912 30 



4. The Marine Biological Station of San Diego, Its History, Present Con- 



ditions, Achievements, and Aims, by Wm. E. Bitter, Pp. 137-248, 

 plates 18-24, and 2 maps. March, 1912 1.00 



5. Oxygen and Polarity in Tubularia, by Harry Beal Torrey. Pp. 249- 



251. May, 1912 05 



6. The Occurrence and Vertical Distribution of the Copepoda of the San 



Diego Region, with particular reference to Nineteen Species, by Cal- 

 vin O. Esterly. Pp. 253-310, 7 text-figures. July, 1912 1.00 



7. Observations on the Suckling Period in the Guinea-Pig, by J. Marion 



Read. Pp. 341-351. September, 1912 10 



8. Haectel's Sethocephalus eucecryphaht.t (Radiolaria), a Marine Ciliate, 



by Charles Atwood Kofoid. Pp. 353-357. September, 1912 05 



Index, pp. 359-365. 



