EXPLANATION OF THE PLATES. 



Plate 



1. — Map, to illustrate Mr. R. Godwin- Austen's paper on the possible 



Extension of the Coal-Measures To face p. 46* 



2. — Fossil Crustacean Remains, to illustrate Mr. Banks's paper on the 

 Tilestones or Downton Sandstones in the Neighbourhood of Kington, 

 and their contents 101 



3. — TiBi^ OF Birds, to illustrate Prof. Owen's paper on the Affinities of 

 the large extinct Bird {Gastomis Parisiensis, Hebert), indicated by a 

 Fossil Femur and Tibia discovered in the Lowest Eocene Formation 

 near Paris 217 



4. — Annelid Markings, &c., to illustrate Mr. Salter's paper on Fossil 



Remains in the Cambrian Rocks of the Longmynd and North Wales 250 



fi. — Map of the Franco-Belgian Coal-district, to illustrate the paper 



by MM. Degousee and Laurent on the Valenciennes Coal-basin 254 



6. — Orthoceras and Actinoceras, to illustrate Mr. Woodward's paper 



on an Orthoceras from China 381 



