INDEX. 



Acantherpestes major ... 

 Acanthoceras Rhotomagense 

 Acanthocladia ... 



ACEPHALA 



Acervularia 

 Acidaspis mira ... 



Acrosalenia 



' minuta ... 



Actiniaria 

 Actinoceras 



Bigsbyi 

 giganteum 



Actinocrinus 

 Actinometra 



Adeonellopsis Wetherelli 

 JEga monophthalma . . . 



^ger 



-iEgoceras armatum ... 



capricornus . . . 



— Davaei 



JEgoceratidje 



Agassizia equipetala ... 



Agglutinaktia 



Agnostus princeps 



Agoniatites 



Alaria bispinosa 



Alariid^ 



Alcyonaria 



Alectryonia ungulata ... 



Alethopteris 



Alveolaria semiovata . . . 



Alveolina 



Alveolites 



Amaltheid.^: 



Amaltheus margaritatus 

 Amberleya 



— — Orbignyana 



Ammonoidea ... 

 Amphidromus (Bulimas) 



ticus 



Amphipoda 



Amphistegina 



Amphoracriniis ... 



X>AGE 



67 



41 



62 



4 



... 107 

 76 

 92 

 92 



... 104 



... 19, 23 



23 



23 



98, ioo, 101 



... 100 

 62 

 80 

 83 

 38 



... 32, 38 

 94 



... 133 

 75 

 32 

 48 

 47 

 104, 105, 108 

 51 



... 137 



63 



133, 134 



105, 111 



32 



36 



61 



48 



30 



ellip- 



... 45, 51 

 80 



... 133 



... 100 



