A GEOLOGICAL RECONNAISSANCE IN HAITI 737 
may be'1,500 feet. It is fossiliferous to some extent but no collec- 
tions were made from it. 
2. Middle—Las Cahobes Beds 
The middle division, called the Las Cahobes beds, is quite 
different. It consists of coarser and more consolidated rocks. In 
Fic. 5.—Maissade beds on Rio Blanco near Maissade. Protruding bed is com- 
posed of Scapharcas. 
general this member may be described as an alternating series of 
conglomerates, which are quite hard, with pebbles usually smaller 
than a robin’s egg; sandy shales; some beds of coarse, unconsoli- 
dated sands; thin beds of very hard sandstone which characteris- 
tically weather out to flat rounded knobs; some limy beds, and at 
