25 



3. MONOGRAPHS which are in course of Preparation :— * 



The Fossil Cycadese, by Mr. W. Carruthers. 



The Fossil Sponges, by Mr. W. J. Sollas. 



The Rhizopoda of the Chalk, Chalk Marl, Gault, and Upper Greensand, by Messrs. T. Rupert 



Jones, W. K. Parker, and H. B. Brady. 

 The Foraminifera of the Lias, by Mr. H. B. Brady. 

 The Graptolites, by Professor Sir "Wyville Thomson. 

 The Polyzoa of the Chalk Formation, by Mr. G. Busk. 

 The Palaeozoic Polyzoa, by Dr. Duncan. 

 The Crinoidea, by Professor Sir Wyville Thomson. 



Supplement to the Tertiary and Cretaceous Entomostraca, by Prof. T. Rupert Jones. 

 The Wealden, Purbeck, and Jurassic Entomostraca, by Messrs. T. R. Jones and G. S. Brady. 

 The Post-Tertiary Mollusca, by Dr. J. Gwyn Jeffreys. 



The Cretaceous Mollusca (exclusive of the Brachiopoda), by the Rev. T. "Wiltshire. 

 The Purbeck Mollusca, by Mr. R. Etheridge. 

 The Inferior Oolite Mollusca, by Mr. R. Etheridge. 

 The Rhsetic Mollusca, by Mr. R. Etheridge. 

 The Carboniferous Bivalve Mollusca, by Mr. R. Etheridge, junr. 



* Members having specimens which might assist the authors in preparing their respective 

 Monographs are requested to communicate in the first instance with the Honorary Secretary. 



