SECRETARY'S REPORT 191 



No. 10. Crustacean metamorphoses, by R. E. Snodgrass. 78 pp., 28 figs. 



(Publ. 4260.) October 17, 1956. (80 cents.) 

 No. 11. The ventral intersegmental thoracic muscles of cockroaches, by L. E. 



Chadwick. 30 pp., 18 figs. (Publ. 4261.) January 15, 1957. (40 cents.) 



VOLUME 134 



No. 1. Periods related to 273 months or 22% years, by C. G. Abbot. 17 pp., 



7 figs. (Publ. 4265.) September 13, 1956. (20 cents.) 

 No. 2. The Asiatic species of birds of the genus Criniger (Aves: Pycnonoti- 



dae), by H. G. Deignan. 9 pp. (Publ. 4266.) October 25, 1956. (20 cents.) 

 No. 3. Loop development of the Pennsylvanian terebratulid Cryptacanthia, by 



G. Arthur Cooper. 18 pp., 2 pis., 12 figs. (Publ. 4267.) (35 cents.) 

 No. 4. Geology and vertebrate paleontology of upper Eocene strata in the 



northeastern part of the Wind River Basin, Wyoming. Pt. 1. Geology, by 



Harry A. Tourtelot. 27 pp., 1 pi., 7 figs. (Publ. 4269.) March 27, 1957. 



(45 cents.) 

 No. 5. Trochamminidae and certain Lituolidae ( Foraminif era ) from the Re- 

 cent brackish-water sediments of Trinidad, British West Indies, by John B. 



Saunders. 16 pp., 4 pis. (Publ. 4270.) March 15, 1957. (35 cents.) 

 No. 6. Studies by phase-contrast microscopy on distribution of patterns of 



hemolymph coagulation in insects, by Charles Gregoire. 35 pp., 1 pi., 4 figs. 



( Publ. 4271. ) May 8, 1957. ( 60 cents. ) 

 No. 7. Early White influence upon Plains Indian painting: George Catlin and 



Carl Bodmer among the Mandan, 1832-1834, by John C. Ewers. 11 pp., 12 



pis. (Publ. 4292.) April 24, 1957. (50 cents.) 

 No. 8. A skull of the Bridger Middle Eocene creodont Patriofelis ulta Leidy, 



by C. Lewis Gazin. 20 pp., 4 pis. (Publ. 4293.) April 30, 1957. (40 cents.) 



Annual Reports 



Report for 1955. — The complete volume of the Annual Keport of 

 the Board of Kegents for 1955 was received from the printer October 

 22,1956: 



Annual Report of the Board of Regents of the Smithsonian Institution showing 

 the operations, expenditures, and condition of the Institution for the year 

 ended June 30, 1955. ix+ 537 pp., 70 pis., 24 figs. (Publ. 4232.) 



The general appendix contained the following papers (Pubis. 4233- 

 4252) : 



Science serving the Nation, by Lee A. DuBridge. 



The development of nuclear power for peaceful purposes, by Henry D. Smyth. 



The time scale of our universe, by E. J. Opik. 



Solar activity and its terrestrial effects, by Sir Harold Spencer Jones. 



Forty years of aeronautical research, by J. C. Hunsaker. 



A transatlantic cable, by H. A. Affel. 



Genetics in the service of man, by Bentley Glass. 



Cultural status of the South African man-apes, by Raymond A. Dart. 



The history of the mechanical heart, by George B. Griffenhagen and Calvin H. 



Hughes. 

 Some chemical studies on viruses, by Wendell M. Stanley. 

 The scent language of honey bees, by Ronald Ribbands. 

 The army ants, by T. C. Schneirla. 



