REPORTS OF THE COLLECTIONS OBTAINED BY ALLAN HANCOCK PACIFIC EXPEDITIONS OF 



VELERO III OFF THE COAST OF MEXICO, CENTRAL AMERICA, SOUTH AMERICA, 



AND GALAPAGOS ISLANDS IN 1932, IN 1933, IN 1934, IN 1935, 



IN 1936, IN 1937, IN 1938, in 1939, and in 1940. 



FIELD OBSERVATIONS ON THE ALGAE OF 

 • . * THE GULF OF CALIFORNIA 



By ELMER YALE DAWSON 



