Bulletin of the Museum of Comparative Zodlogy 
AT HARVARD COLLEGE. 
Vor. XXVIII. No. 1. 
(GEOLOGICAL SERIES, Vou. III.) 
FOSSIL SPONGES OF THE FLINT NODULES IN THE 
LOWER CRETACEOUS OF TEXAS. 
By J. А. MERRILL. 
Wira ONE PLATE, 
CAMBRIJGE, MASS., U.S. A.: 
PRINTED FOR THE MUSEUM. 
JULY, 1895. 
