Geology. 221 



The type-skull of Dinotherium giganteum, the type-skull of 

 Dorcatherium naui, and the type-jaws of Tajrirus priscus from the 

 Pliocene of Eppelsheim, Hesse-Darmstadt, were obtained by 

 exchange with Dr. T. Oldham, who had purchased them from 

 Dr. Kaup. 



A fine head of Ichthyosaurus platyodon, from the Lower Lias 

 of Lyme Regis, a Pliosaurian paddle from the Portland Stone, 

 a Pterosaurian wing-bone from the Purbeck Beds of Dorset, 

 and a series of reptilian and fish-remains from the Neocomian 

 Phosphate Bed of Potton, Bedfordshire, were purchased. 



Among Invertebrata several specimens figured in Sowerby's 

 " Mineral Conchology " were acquired by purchase towards the 

 completion of the Sowerby Collection. Other type-specimens 

 described in the Monographs of the Palseontographical Society 

 by Sharpe, Morris and Lycett, Edwards and Haime, and Duncan, 

 were purchased. A few additional specimens figured in Dixon's 

 " Geology of Sussex " ; Cambrian Trilobites described by Belt 

 (Geol. Nag., vols. iv. and v.) ; Neolimulus falcatus described by 

 H. Woodward (Geol. Mag., vol. v.) ; and a few Carboniferous 

 Crinoids described by Fort-Major Thomas Austin, were also 

 purchased. Three type-specimens of Brachiopods from the 

 Neocomian of Up ware, Cambridgeshire, were presented by Mr. 

 J. F. Walker. A series of fossil insects enclosed in amber from 

 the Baltic coast was purchased. 



A series of Middle Eocene plant-remains, collected by Mr. 

 Wm. Stephen. Mitchell, from Alum Bay, Isle of Wight, was 

 obtained by the aid of a grant from the British Association. 

 Microscope-sections of fossil plants, made by Mr. William Nicol, 

 were purchased from Mr. James Bryson. Carboniferous plants 

 from Kosloo, on the Black Sea, and from Nagpur, India, were 

 also purchased. 



Total number of acquisitions, 9156. 



1868. 



Various important Mammalian remains, noticed by the late 

 Dr. Falconer in his " Pabeontological Memoirs," were received as 

 donations. Among these were some Pleistocene Mammalia from 

 the Gower Caves, Glamorganshire, presented by Col. E. R. Wood ; 

 an upper jaw of Rhinoceros ctruscus from Tejares, Malaga, Spain, 

 presented by Prof. D. T. Ansted ; and a mandibular ramus of 

 Mastodon andium, from Chili, presented by the Trustees of the 

 Canterbury Museum. Remains of Trogontherium, described in 



