WRITINGS OF C. A. WHITE. 181 



Besides the foregoing, Dr. White has in press an important work on 

 the Cretaceous invertebrates of Brazil, which were collected by the 

 Imperial Geological Commission under the direction of the late Prof. 

 Ch. Fred. Hartt. The work is in process of publication at Rio de 

 Janeiro by the Brazilian National Museum. It is to appear in Volume 

 VII of the "Archives" of that museum, in both the Portuguese and 

 English languages, and will be illustrated with 28 lithographic plates of 

 figures. 



The work consists of five parts, which are as follows in the original 

 Portuguese edition — 



Contribuigffis para a Pah^ontologia do Brazil : 



No. 1. Conchiferos Cretaceos. 



No. 2. Gasteropodes Cretaceos. 



No. 3. Cephalopodes Cretaceos. 



No. 4. Molluscos Cretaceos de Agua doce do Grupo da Bahia. 



No. 5. Echinodermes Cretaceos. 

 Two hundred and fourteen species in all are published and figured in 

 this work, of which 116 species are diagnosed as new. Four new genera 

 are proi)osed, three of gasteropoda and one of echinoids. The former, 

 are Orvillia, Cylmdritella, and CypneacUcon. The latter is Reteropoda, 

 the generic diagnosis of which was furnished to the author by Prof. 

 P. de Loriol, of Geneva. 



