BARRO COLORADO ISLAND—GROSS 341 
FAIRCHILD, DAviID. 
1922. The Jungles of Panama. National Geographic Magazine, vol. 41, 
p. 131. 
1924. Barro Colorado Island Laboratory. Journ. Heredity, vol. 15, p. 99. 
GARMAN, S. W. 
1877. Reptiles and Batrachians collected by Allen Lesley, Esq., on the 
Isthmus of Panama. Proce. Boston Soe. Nat. Hist., vol. 18, 
pp. 402-413. 
GOLDMAN, E. A. 
1920. Mammals of Panama. Smithsonian Mise. Coll., vol. 69. 
JEWELL, L. L. 
1913. Some North American Birds in Panama. Auk, vol. 30, p. 422. 
KIKELLOGG, V. 
1926. Barro Colorado Island Station. Science, vol. 63, p. 491. N.S. 
Lutz, F. EH. 
1924. Hunting Stingless Bees where East is West. Natural History, vol. 
24, No. 4, p. 494. 
PARKER, G. H. 
1925. The Time of Submergence Necessary to Drown Alligators and Turtles. 
Oceas. Papers Boston Soe. Nat. Hist., vol. 5, pp. 157-159. 
PRARSON, T. G. 
1924. Campaigning in Panama and Cuba. Bird Lore, vol. 26, No. 4, p. 294. 
RicHTer, C. P. 
1925. Some Observations on the Self-Stimulation Habits of Young Wild 
Animals. Arch. Neurology and Psychiatry, vol. 13, pp. 724-728. 
RicHTer, C. P., and BARTEMETER, L. H. 
1926. Decerebrate Rigidity of the Sloth. Brain, vol. 49, p. 207. 
RuckKeER, W. C. 
1924. A Tropical Research Laboratory. The Nation’s Health, vol. 6, No. 7. 
SHELForD, V. E. 
1926. Naturalist’s Guide to the Americas—Panama, by E. A. Goldman and 
J. Zetek. Williams & Wilkins Co., Baltimore, pp. 612-622. 
Surras, 3d, G. 
1915. Nature’s Transformation at Panama. National Geographic Maga- 
zine, vol. 28, p. 159. 
SMITH, FRANK. 
1925, Fresh-water Medusae in the Panama Canal Zone. Science, vol. 61, 
N. 8S. No. 1588. 
SNYDER, T. HE. 
1924, A New Subgenus of Nasutitermes Banks. Proc. Entom. Soc., Wash- 
ington, vol. 26, No. 1. 
1925. New Termites and Hitherto Unknown Castes from the Canal Zone. 
Journ. Agric. Research, vol. 29, No. 4. 
1925. A new Rugitermes from Panama. Journ. Wash. Acad. Sci., vol. 15, 
No: 9: 
1925. The New Termites from the Canal Zone, Panama. Proc. Entom. 
Soe., Washington, vol. 25, Nos. 5-6. 
1926. Five New Termites from Panama and Costa Rica. Proc. Entom. 
Soc., Washington, vol. 28, No. 1. 
20837—27——_23 
