CONTENTS 



1. Schmidt, Karl Patterson. Amphibians and reptiles collected 



by the Smithsonian Biological Survey of the Panama Canal 

 Zone. 20 pp., Mar. 16. 1933. ( Publ. 3 181.) 



2. KuLLMER, C. J. The latitude shift of the storm track in the 



1 1 -year solar period. Storm frequency maps of the United 

 States. 1883-1930. 34 pp.. 6 figs., 49 maps, Mar. 3, 1933. 

 (Publ. 3188.) 



3. Abbot, C. G. The kampometer, a new instrument of extreme 



sensitiveness for measuring radiation. 5 pj)., Feb. 8, 1933. 

 (Publ. 321 1.) 



4. Moore, A. F. Scouting for a site for a solar-radiation station. 



23 pp., 4 pis., figs., Apr. 4. 1933. (Publ. 3212.) 



5. Abbot, C. G. Forecasts of solar variation. 5 pp., 2 figs.. Mar. 



27, 1933. (Publ. 3^14-) 



6. FiLipjEV, I. N. The classification of the free-living nematodes 



and their relation to the parasitic nematodes. 57 pp., 8 pis.. 

 Mar. 20, 1934. (Publ. 3216.) 



7. BusHNELL, David I., Jr. Evidence of Indian occupancy in Albe- 



marle County, Virginia. 24 pp., 11 pis., 6 figs., Oct. 6. 1933. 

 (Publ. 3217.') 



8. Snodgrass, R. E. Morphology of the insect abdomen. Part IT. 



The genital ducts and the ovipositor. 148 pp., 48 figs., Oct. 20. 

 1933. (Publ. 3219.) 



9. Cushman, Joseph A. New Arctic foraminifera collected by 



Capt. R. A. Bartlett from Fox Basin and off the northeast 

 coast of Greenland. 8 pp., 2 pis., Sept. 30, 1933. (Publ. 3221.) 

 TO. Vaughan, Thomas Wayland. Studies of American species of 

 foraminifera of the genus Lepidocyclina. 53 pp., 32 pis.. 

 Dec. 4, 1933. (Publ. 3222.) 



11. Gravell, Donald Winchester. Tertiary larger foraminifera 



of Venezuela. 44 pp., 6 pis., Dec. 9, 1933. (Publ. 3223.) 



12. Bush NELL, David I., Jr. Tribal migrations east of the Missis- 



sippi. 9 pp., 4 maps, Mar. 20, 1934. (Publ. 3237.) 



13. Wetmore, Alexander. A systematic classification for the birds 



of the world, revised and amended. 11 pp., April 23, 1934. 

 ( Publ. 3242.) 



(v) 



