CONTENTS 



1. Snodgrass, R. E. Facts and theories concerning the insect head. 



6i pp., 21 figs. Nov. 4, i960. (Publ. 4427.) 



2. Graham, David Crockett. Folk rehgion in Southwest China. 



246 pp., 28 pis., 10 figs. Nov, I, ig6i. (Publ. 4457.) 



3. GosLiNE, William A. Some osteological features of modern 



lower teleostean fishes. 42 pp., 8 figs., 4 diagrams. June 12, 

 1961. (Publ. 4458.) 



4. CooKE, C. Wythe. Cenozoic and Cretaceous echinoids from Trini- 



dad and Venezuela. 35 pp., 14 pis. Aug. 18, 1961. (Publ. 



4459-) 



(V) 



