PLATE XXXIV. 



Fig. 1. — Edmondia expansa. The cast of a medium-sized shell. From one of 

 the Limestones near Richmond, Yorkshire. In the Collection of the York 

 Museum. (Page 322.) 



Fig. 2. — Edmondia expansa. The right valve of a full-grown shell. From 

 Wensleydale. In the same Collection. (Page 322.) 



Fig. 3. — Edmondia sulcata. Probably the type of Phillips's Sanguinolaria? 

 sulcata. Same locality and Collection. (Page 318.) 



Fig. 4. — Edmondia expansa. The cast of a small example from the Main 

 Limestone, West Witton, Yorkshire. My Collection. (Page 322.) 



Fig. 5. — Edmondia sulcata. A fine example from the Carboniferous Limestone 

 of Kildare. In the Collection of the Woodwardian Museum, Cambridge. (Page 

 318.) 



Fig. 6. — Edmondia sulcata. A very fine cast, showing the hollow for the 

 lamellar process of the hinge. From the Beith Limestone series. My Collection. 

 (Page 318.) 



Fig. 6 a. — Edmondia sulcata,. The same specimen viewed from above. 



Fig. 7. — Edmondia expansa. A left testiferous valve. From the Carboniferous 

 beds of North Yorkshire. In the Collection of Mr. J. Wright of Belfast. (Page 

 322.) 



