SCHUCHERT,CHARLES

REVISION OF PALEOZOIC STELLEROIDEA WITH SPECIAL REFERENCE TO NORTH AMERICAN ATEROIDEA - GOVERMENT PRINTING OFFICE WASHGITON 1834 - 301P. : 38 ill ; 27 CM


SCHUCHERT,CHARLES
REVISION OF PALEOZOIC STELLEROIDEA WITH SPECIAL REFERENCE TO NORTH AMERICAN ATEROIDEA
2 C 10

2 / C10