TEXT-BOOK 



OF 



PALEONTOLOGY 



EDITED BY 



CHARLES R. EASTMAN, A.M., Ph.D. 



PROFESSOR OF PALKONTOLOGY IN THE UNIVERSITY OF PITTSBURGH 

 AND CURATOR AT THE CARNEGIE MUSEUM, PITTSBURGH 



ADAPTED FROM THE GERMAN OF 



KARL A. VON ZITTEL 



LATE PROFESSOR OF GEOLOGY AND PALEONTOLOGY IN THE UNIVERSITY OF MUNICH 



SECOND EDITION REVISED AND ENLARGED BY THE EDITOR IN COLLABORATION 

 WITH THE FOLLOWING -NAMED SPECIALISTS: 



B. S. BASSLER, W. T. CALMAN, A. H. CLARK, H. L. CLARK, J. M. CLARKE, 



J. A. CUSHMAN, W. H. DALL, A. HANDLIRSCH, R. T. JACKSON, A. PETRUNKEVITCH, P. E. RAYMOND, 



R. RUEDEMANN, C. SCHUCHERT, J. P. SMITH. F. SPRINGER, T. W. VAUGHAN, C. D. WALCOTT 



VOL. I. 

 WITH ABOUT 1600 ILLUSTRATIONS 



MACMILLAN AND CO., LIMITED 

 ST. MARTIN'S STREET, LONDON 



1913 



