REPORTS ON 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. 



SOME NEW SPECIES OF BRACHYURAN 



CRABS FROM MEXICO AND THE CENTRAL 



AND SOUTH AMERICAN MAINLAND 



(Plates 11-26) 



By JOHN S. GARTH 



