136 PROCEEDINGS OF THE SOCIETY. 



very often to come to their meetings, he had been a constant reader of 

 their Journal. He could promise them that he would do his best to 

 further the interests of the Society, and he felt it a special honour to 

 follow such a President as his friend Dr. Woodward. 



The following Objects, Instruments, etc., were exhibited : — 



The President, in illustration of his Address : — Table of strata giving, 

 on an approximate scale, the relative thickness of the sedimentary deposits 

 from the Archaean upwards, with the appearance in time of all the great 

 groups of Vertebrata, Invertebrata, and Plants. 



Illustrations (more than eighty in number) were shown by means of 

 the Epidiascope upon the screen. Commencing with Amphioxus, the 

 Cyclostomi, and the minute denticles known as Conodonts, from the 

 Cambrian and Silurian ; then illustrations of Ostracodermi, Pteraspis, 

 Cephalaspis, etc. ; followed by the true fishes : commencing with the 

 primitive shark CladoseJache, from the Upper Devonian of Ohio ; the 

 Teleostomi, and other groups of early fishes with bony plates, enamelled 

 scales, and generally a notochordal skeleton ; giving examples of the 

 Crossopterygii and Actinopterygii. 



The Amphibia were represented in the Coal Measures by the 

 Labyrinthodontia and other forms, whose remarkable skulls, teeth 

 and skeletons were shown ; also the Caudata, illustrated by Crypto- 

 branchus, and the Ecaudata by the tail-less modem Batrachians. 



Passing on to Eeptilia, Pariasaurus and other Anomodonts were 

 shown, also the Plesiosaurs, Chelonia, and Ichthyosauria ; the flying 

 Pterodactyls and terrestrial Dinosauria were likewise illustrated. 



The early Birds (Archjeornithes) Archceopteryx, Hesperornis, 

 Ichthyornis, and the more modern Ratite or Struthious birds, and also 

 the degenerate (carinate) Dodo, etc. 



Examples of the leading Mammalian types were next illustrated, as 

 the Monotremes, Marsupials, Cetacea, Sirenia and Edentata ; and the 

 leading examples of Ungulate quadrupeds, the Amblypoda, Proboscidea, 

 Toxodontia, Perissodactyla, Artiodactyla, etc. 



Among special illustrations may be mentioned a carnivorous The- 

 riodont Reptile from the Permian of Russia ; restorations of Arsinoi- 

 therium Zitteli, a new Amblypod from Egypt ; and three ancestral 

 forms of Elephant, viz. Meritherium, Palceomastodon and Tetrabelodon ; 

 lastly, a beautiful slide, and an unpublished plate of Okapia Johnsoni 

 were exhibited. 



Mr. C. P. Rousselet : — An Old Microscope by Plossl of Vienna. 



New Fellow. — Mr. Thomas John Davis was balloted for and duly 

 elected a Fellow of the Society. 



