252 Geology. 



of the Royal Society. A few Oxfordian Reptilia were pur- 

 chased from Mr. Alfred N. Leeds. Dinosaurian teeth from the 

 Portlandian of Aylesbury were presented by Mr. J. Alstone. 

 A plaster cast of a skeleton of Iguanodon bernissartensis was 

 obtained by exchange with the Brussels Royal Museum of 

 Natural History. 



A fragment of Belonostomus sweeti, from the Cretaceous of 

 Queensland, was presented by Mr. George Sweet. 



Invertebrata and plants from the Jurassic and other forma- 

 tions of Madagascar, partly described by R. B. Newton (Quart. 

 Jaurn. Geol. Soc., vol. li., 1895), were presented by Rev. R. Baron. 

 Jurassic Invertebrata from Normandy were purchased from 

 Mrs. J. F. Blake. Invertebrate fossils and Radiolarian Chert 

 from the Lower Culm Measures of North Cornwall, described 

 by Howard Fox and G. J. Hinde (Quart. Journ. Geol. Soc., vol. li., 

 1 895), were presented by those gentlemen. A fine Scorpion 

 (Cyclophthalmus) from the Lower Permian of Bohemia, was 

 purchased from Prof. J. Kusta. Specimens of TriartJirus lecki, 

 showing appendages, from the Utica Slate, New York, were 

 presented by Prof. O. C. Marsh. A slab of Uintacrinus from 

 the Chalk of Kansas, described and figured (Proc. Zool. Soc. for 

 1895), was purchased from Mr. H. T. Martin. Eighty-eight 

 Echinoderms of the Madeley collection were purchased. Speci- 

 mens of Archanodon juJcesi, from the Upper Old Red Sandstone 

 of Llanvaches, Monmouthshire, were presented by Mr. Percy 

 Hawkins. Non-marine Mollusca from the Thames deposits at 

 Twickenham were presented by Dr. J. R. Leeson. Specimens 

 of Brachiospongia from the Ordovician of Kentucky were pre- 

 sented by Prof. O. C. Marsh. Sponges from the Coral Rag and 

 Chalk of Yorkshire were purchased from Mr. S. Chadwick. 



A unique specimen of Cycadeoidea gigantea, from the Purbeck 

 Beds of Portland, described by A. C. Seward (Quart. Journ. 

 Geol. Soc., vol. liii., 1897), was purchased from Mr. R. F. 

 Damon. Fossil plants from Inferior Oolite, Scarborough, were 

 also purchased. 



The collection of deep-sea deposits made by H.M.S. Challenger 

 was received from Dr. (now Sir) John Murray. 



Total number of acquisitions, 9366. 



1896. 



The most important acquisition this year was the late Prof. 

 W. C. Williamson's Collection of Carboniferous Plants, especially 



