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ZOOLOGY.— W. E. Bitter, Editor. Price per volume $3.50. Commencing with Volume n, 

 this series contains Contributions from the Laboratory of the Marine 

 Biological Association of San Diego. 



Cited as Univ. Cal. Publ. Zool. 

 Vol. 1. 1. The Eydroida of the Pacific Coast of North America, by Harry Beal 



Torrey. Pp. 1-104; plates 1-11. November, 1902 $1.00 



2. A Case of Physiological Polarization in the Ascidian Heart, by Frank 



W. Bancroft and C. O. Esterly. Pp. 105-114. April, 1903 10 



3. Embryology and Embryonic Fission in the Genus Crisia, by Alice 



Eobertson. Pp. 115-156, plates 12-15. June, 1903 50 



4. Correlated Protective Devices in some California Salamanders, by 



Marion E. Hubbard. Pp. 157-170, plate 16. November, 1903 * 



5. Studies on the Ecology, Morphology and Speciology of the Young of 



some Enteropneusta of Western North America, by William E. Bitter 



and B. M. Davis. Pp. 171-210, plates 17-19. February, 1904 .50 



6. Begeneration and Non-Sexual Eeproduction in Sagartia davisi, by 



Harry Beal Torrey and Janet Buth Mery. Pp. 211-226, 7 text- 

 figures. May, 1904 _ 15 



7. The Structure and Begeneration of the Poison Glands of Plethodon, by 



C. O. Esterly. Pp. 227-268, plates 20-23. June, 1904 1.00 



8. The Distribution of the Sense-organs in Hicroscolex elegans, by John 



F. Bovard. Pp. 268-286, plates 24-25. December, 1904. _ 50 



9. Some New Tintinnidae from the Plankton of the San Diego Eegion, 



by Charles A. Kofoid. Pp. 287-306, plates 26-28. July, 1905 25 



Index, pp. 307-317. 



Vol. 2. (Contributions from the Laboratory of the Marine Biological Association 

 of San Diego.) 

 Introduction. A General Statement of the Ideas and the Present Aims 

 and Status of the Marine Biological Association of San Diego, by 

 William E. Bitter, Director of the Station. Pp. i-xvii. 2 Maps .25 



1. The Hydroids of the San Diego Eegion, by Harry Beal Torrey. Pp. 



1-43. 22 text figures. December, 1904. 



2. The Ctenophores of the San Diego Eegion, by Harry Beal Torrey. 



Pp. 45-51, plate 1. December, 1904. 



Nos. 1 and 2 in one cover 60 



3. The Pelagic Tunicata of the San Diego Begion, excepting the Larvacea, 



by William E. Bitter. Pp. 51-112, plates 2-3. 31 text-figures. Jan- 

 uary, 1905 65 



4. The Pelagic Copepoda of the San Diego Eegion, by C. O. Esterly. Pp. 



113-233, 62 text figures. September, 1905 1.25 



5. The Non-encrusting Chilostomatous Bryozoa of the West Coast of North 



America, by Alice Eobertson. Pp. 235-322, plates 4-16. December, 

 1905 1-00 



6. Differentiation in Hydroid Colonies and the Problem of Senescence, 



by Harry Beal Torrey. Pp. 232-332, 4 text-figures. December, 1905. 



7. The Behavior of Corymorplt&, by Harry Beal Torrey. Pp. 333-340, 



5 text-figures. 



Nos. 6 and 7 in one cover 25 



8. Dinoflagellata of the San Diego Begion. I. On Heterodlnium, a New 



Genus of the Peridinidae, by Charles Atwood Kofoid. Pp. S41-368, 



plates 17-19. January, 1906 25 



Index, pp. 369-382. 



* Supply limited; sold only with complete volumes. 



