146 GEOLOGICAL RECONNAISSANCE OF THE DOMINICAN REPUBLIC. 



According to Doctor Maury's faunal lists the following additional species 

 of Mollusca were collected from the Gurabo formation by the Maury ex- 

 pedition. 



According to Dr. Maury's faunal lists the following additional species of 

 Mollusca were collected by the Maury expedition from yellow clays pre- 

 sumably belonging to the Gurabo formation at an altitude of 540 feet near 

 the foot of the Samba Hills between Las Caobas and Rompino: 



Area lomasdesamba Maury. 



Cardium (Trigoniocardia) sambaicum Maury. 



