No. 5. The Natural History and Behavior of the Western Chipmunk and 

 the Mantled Ground Squirrel, 

 By Kenneth Gordon, Ph.D., Professor of Zoology- (oiit of print) .75 

 No. 6. The Marine Annelids of Oregon, 



By Olga Hartman, Ph.D., and Donald Reish, M.S., Allan Han- 

 cock Foundation 75 



No. 7. The Sponges of the West-Central Pacific, 



By M. W. deLaubenfels, Professor of Zoology 4.00 



No. 8. Marine Amphipoda of Oregon, 



By J. Laurens Barnard, Ph.D., Allan Hancock Foundation 1.00 



No. 9. Organizations, Histology, and Circulatory Pattern of the Near-term 

 Placenta of the Guinea Baboon, Papio cynoccphaltis, Demarest, 

 By Howard H. Hillemann, Ph.D., Associate Professor of Zool- 

 ogy - _ 1.00 



No. 10. Determination of Some Predator Species by Field Signs, 



By Arthur S. Einarsen, Biologist, U. S. Fish and Wildlife 



Service 1.00 



No. 11. Trematodes of the Pacific Northwest, an Annotated Catalog, 



By Ivan Pratt, Ph.D., Professor of Zoolog\-, and James E. 

 McCauley, Research Associate in Zoolog>- 2.50 



118 



