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“ 
ZOOLOGY.—W. E. Ritter, Editor, Price per volume $3.50. Commencing with Volume , 
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. Hydroida of the Pacific Coast of North America, -by Harry Beal 
Vol. 2. 
Torrey. Pp. 1-104; plates~1-11. November, 1902..:...00.00s2 
2. A Case of Physiological Polarization in the Ascidian Heart, by Frank 
W. Bancroft and C. O. Esterly. Pp. 105-114, April, 1903.00.20... 
3. Embryology and Embryonic Fission in the Genus Crisia, by Alice 
Robertson. Pp. 115-156, plates 12-15. June, 1903.....02 oc % 
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............ 
Regeneration and Non-Sexual- Reproduction in Sagartia davisi, by 
Harry Beal Torrey and Janet Ruth Mery. Pp. 211-226, 7 text- 
Sign) 2 Roe U6: aa bt 19) Sea es cca eA a eae RE e yh coped pie hes ReneS eee nA 
7. The Structure and Regeneration of the Poison Glands of Plethodon; by 
c..O, Esterly.. Pp. 227-268, plates 20-23. June, 1904.00.06. 
8. The Distribution of the Sense-organs in Microscolex elegans, by John 
F. Bovard. Pp. 268-286, plates 24-25. December, 1904... 002.000.00.. 
9. Some New Tintinnidae from the Plankton of the San Diegd Region, 
by Charles A. Kofoid. Pp. es Plates 26-28. July, 1905.02.20... 
Index, pp. 307-317. y 
> 
(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. Ritter, Director of the Station. Pp. i-xvil.. 2 Maps 
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. 
Nog. Yang) 2im-One COVE eerES: Ai cana waka scene pee cea 
§. The Pelagic Tunicata of the San Diego Region, excepting the Larvacea, 
by William E. Ritter. Pp. 51-112, plates 2-3. 31 text-figures. Jan- 
gD a fags Ke 9 RRR pale Re Sie Rapnae Dy NSS ap a PRE Oe Non ITH MRS eS TO 
4, The Pelagic Copepoda of the San Diego Region, by C. O. Esterly. Pp. 
113-233, 62-text. figures. September, 1905 ..00).c..02 oo. cc eee tedie epee 
5. The Non-encrusting Chilostomatous Bryozoa of the West Coast of North 
America, by Alice Robertson. Pp. 235-322, plates 4-16. December, 
a hs Reem eee anes Me sia rarer ACRE A REIS ER pce 5 Sed te Sea kL Aa age i 
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. 
Wos. and. 7; It Ome COV Or 2: 5 nee aie easel seats cae ec aco penapcannd eked 
8. Dinoflagellata of the San Diego Region. I, On Heterodinium, a New 
Genus of the Peridinidae, by Charles Atwood Kofoid. Pp. 341-368, 
plates: 17-19. :Fanwaxry, © TOG: sce seers Bia aaaenj ai caveanaovaveancgecnsceestes 
Index, pp. 369-382. 
* Supply limited; sold only with complete volumes. 
50 
1,00 
