The region designated as the Bahamas is shown on figure 1. That portion of the region which will be discussed in this paper may be termed the “Bahama Block,” comprising Andros Island and the Great Bahama Bank. The particularly significant borders of the Bahama Block are the Santaren Channel on the west, and the tongue of the ocean on the east The general position of this region in relation to the Florida coast is shown on figure 2. A number of scientists have visited this region, including, however, a relatively small number of geologists. For the sake of brevity, the writer has not attempted to present in this paper a summary of the previous geological investigations; only the recent and most significant papers are referred to in the text.
The writer’s interest in the Bahamas was first aroused by Dr. Alfred G. Mayor during a visit . . .