INDEX. 



Acervularia, 56 

 Acidaspis, 204 

 Actinaria, 51 

 Actinoceras, 174 

 Actinocrinus, 89 

 Actinozoa, 50 

 jEglina, 203 

 Agnostus, 200 

 Alcyonaria, 59 

 Ammonites, 176 

 Ammonoidea, 175 

 Amphipoda, 194 

 Ampyx, 200 

 Ananchytes, 81 

 Ancyloceras, 177 

 Angelina, 201 

 Annelida, 99 

 Anthracosia, 142 

 Antipatharia, 51 

 Apiocrinus, 90 

 Aporosa, 55 

 Aptychus, 176 

 Area, 140 

 Archaeoniscus, 194 

 Archseoscyphia, 32 

 Arcomya, 147 

 Artemis, 146 



Arthropoda, 183 

 Arthrostraca, 193 

 Articulata, 116 

 Asaphus, 202 

 Asiphonida, 136 

 Astarte, 143 

 Asteractinella, 34 

 Asteroidea, 65 

 Astraeospongia, 34 

 Astropecten, 69 

 Astylospongia, 32 

 Atrypa, 119 

 Aturia, 175 

 Avicula, 138 

 Aviculopecten, 137 



Bacnlites, 177 

 Balanus, 189 

 Belemnitella, 180 

 Belemnites, 179 

 Belinurus, 206 

 Bellerophon, 156 

 Beyrichia, 188 

 Blastoidea, 94 

 Bothriocidaris, 83 

 Brachiopoda, 106 

 Brachyura, 192 



