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OTTO HAEEASSOWITZ R. FKIEDLAENDER & SOHN 

 LEIPZIG BERLIN 

 Agent for the series in American Arch- Agent for the series in American Arch- 

 aeology and Ethnology, Classical Philology, aeology and Ethnology, Botany, Geology, 

 Education, Modern Philology, Philosophy, Mathematics, Pathology, Physiology, Zool- 

 Psychology. ogy, and Memoirs. 



ZOOLOGY. — ^W. E. Ritter and C. A. Kof oid. Editors. Price per volume $3.50. Commenc- 

 ing with Volume II, this series contains Contributions from the Labora- 

 tory of the Marine Biological Association of San Diego. 



Cited as Univ. Calif. Publ. Zool. 

 Vol. 1. 1. The Hydroida 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 



Robertson. Pp. 115-156, plates 12-15. June, 1903 .60 



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. Ritter 



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



6. Regeneration and Non-Sexual Reproduction in Sagartia davisi, by 



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

 figures. May, 1904 16 



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



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



8. The Distribution of the Sense-organs in Microscolex 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 Region, 



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



Index, pp. 807-317. 

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

 of San Diego.) 

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

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

 William E. Ritter, Director of the Station. Pp. i-xvii. 2 Maps .26 



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



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



2. The Ctenophores of the San Diego Region, 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 Region, excepting the Larvacea, 



by William E. Ritter. Pp. 61-112, plates 2-3. 31 text-figures. Jan- 

 uary, 1905 66 



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



113-233, 62 text figures. September, 1905 1.26 



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



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

 1905 _ 100 



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 Corymorpha, by Harry Beal Torrey. Pp. 333-340, 



5 text-figures. 



Nos. 6 and 7 in one cover 26 



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



Genus of the Peridinldae, by Charles Atwood Kofoid. Pp. 341-368, 



plates 17-19. January, 1906 25 



Index, pp. 369-382. 



♦ Supply limited; sold only with complete volumes. 



