CONTENTS. 



CHAPTER PAGE 



I. FOSSIL SPONGES, ETC. .. ... ... ... i 



II. FOSSIL CORALLINES ... ... ... ... 35 



III. FOSSIL CORALS ... ... ... 55 



IV. ENCRINITES ... ... ... ... ... 98 



V. FOSSIL STAR-FISHES AND SEA-URCHINS ... ... 130 



VI. FOSSIL WORMS (ANNELIDA) ... ... ... 158 



VII. TRILOBITES AND OTHER FOSSIL CRUSTACEA ... 174 



VIII. FOSSIL SEA-MATS (POLYZOA) ... ... ... 209 



IX. FOSSIL LAMP-SHELLS (BRACHIOPODA) ... ... 222 



X. FOSSIL MOLLUSCA (PAL/EOZOIC, OR PRIMARY) 



BIVALVES AND UNIVALVES ... ... 239 



XI. FOSSIL MOLLUSCA (MESOZOIC, OR SECONDARY) ... 253 



XII. FOSSIL MOLLUSCA (CAINOZOIC, OR TERTIARY) ... 271 



XIII. FOSSIL CEPHALOPODS... ... ... 296 



INDEX ... ... ... ... ... ... 325 



