CONTENTS. 



Preface . . . . . . . . . . i 



I. Introduction to the Study of the Liassic Corals .... 1 

 II. Description of the Species contained in the Zone of Ammonites pljvnorbis /j 



III. Description of the Species contained in the Zone of Ammonites angulatus, 



IN the Sutton Stone, and in deposits at Brocastle, Ewenny, and Cow- 

 bridge, IN Glamorganshire. List of the Species . .6 



IV. Description of the Species from the Zone of Ammonites anSulatus at 



Marton, near Gainsborough . . . . . .3.1 



V. Description of the Species from the Zone of Ammonites angulatus in tiik 



NoKTH OP Ireland ........ 38 



VI. Description of the Species from Luss.\.y, in the Isle of Skye . .41 



VII. List of the Species described and noticed in this Part . . .42 



