50 ACCOUNTS, kc..^ OF THE BRITISH MtJSEUivI. 



The collection of Echinodermata, made by Commander W. E. Cookson, at Charles 

 Island, Galapagos. 



A magnificent fibrous sponge {Luffaria archeri), discovered by Surgeon Major S. Archer, 

 at Ambergris Island, oiFthe coast of Yucatan, and presented by him to the Trustees. 



V. — Visitors and Students. 



The number of visits from persons who have consulted various portions of the col- 

 lections,or required attendance or assistance, was 3,425, as compared with — 



2,799 in the year - - - 1875. 

 3,306 „ - _ . 1874. 



2,530 „ - - . 1873. 



2,284 „ _ - . 1872. 



2,518 „ . : . 1871. 



Albert GUnlher. 



Department of Geology. 



Arrangement. 



In Koom I, A large series of Plant-remains from the Lower Bagshot rocks (Middle 

 Eocene), Bournemouth, collected by Mr. W. S. Mitchell, have been registered and placed 

 in drawers under the Table-cases in this Room. 



In Room II. The unexhibited and duplicate specimens of Palajozoic Fossil Fishes 

 have been arranged in a series of drawers under Table-cases Nos. 7, 8, 9. 



The extensive collections of Invertebrate fossils, from Mr. Samuel Sharp's Museum, 

 embracing the various beds of the Great and Inferior Oolite, and the Lias of Northamp- 

 ton, Lincoln, and Rutland (described in Quart. Journ. Geol. Soc. Lond., 1870 and 1873), 

 have been registered and placed in drawers beneath Table-cases. The Cunnington 

 Collection of Cretaceous and Oolitic fossils from Wiltshire, &c., have also been registered, 

 and placed in drawers in this Room. 



In Room III. The Reptilian remains from the Triassic deposits of South Africa, 

 recently described and figured by Prof. Owen in his " Catalogue of the Fossil Reptilia 

 of South Africa," have been placed for exhibition in parts of Wall-cases 2 and 7. The 

 Wall-cases 8-10, containing the remains oi Dinosauria and Crocodilia, have been re- 

 painted, and their contents re-arranged and labelled ; space having thus been obtained 

 in Case 8 for the exhibition of the large Dinosaur (^Umosaurus armatus, Owen), from the 

 Kimmeridge clay, Swindon. \\ all-case 7, containing the Ruminantia from the Miocene 

 deposits of the Sewalik HiUs, has also been repainted, and its contents cleaned and re- 

 arranged. 



Recently-acquired remains of Plesiosaurus and Pliosaurus have been arranged in 

 Wall-cases 4 and 5. 



A series of upwards of 900 Mollusca, from the Pliocene of Tuscany, have been named 

 and registered, and placed in drawers beneath the Table-cases in this Room. 



In Room IV. The Wall-cases I.-V., containing tlie remains oi Icldhyosnurus, have b.een 

 repainted and their contents cleaned, the smaller objects re-arranged, and many recently- 

 acquired specimens incorporated. The larger specimens, upon the top of the Wall-cases 

 in this Room have also been cleaned. 



Detached portions of the skeletons of the Marine ^a,\xr\2i {Plesiosaurus, Pliosaurus, and 

 Ichthyosaurus) have been arranged in a series of drawers beneath Table-cases 25-28. 

 Wall-case 7, containing the bones of the Bovidce, has also been cleaned and its contents 

 re-arranged. 



A series of the remains of Fossil Birds, from the Tertiary deposits of France, has been 

 identified, mounted on tablets, labelled, and arranged in Table-case 4. 



A glass case has been prepared to inclose the skeleton of the great extinct Struthious 

 Bird, the JJinornis maximus, Owen, from New Zealand, placed in this Room. 



An illustrative series of the Cetacean and Fish remains, from the " Coprolite" diggings 

 in the Red Crag of Sufix)lk, has been mounted, labelled, and arranged in Table-case 6. 



In Room V. The Mammalian remains, from the Purbeck Beds, Upper Oolite, 

 Swanage, D6rset, figured and described by Prof. Owen in the Monographs of the 

 Palaeontographical Society, 1870, vol. xxiv. (recently purchased of S. H. Beckles, 

 Esq.), have been mounted upon tablets and labelled, and placed in drawers in this Room, 

 prepiiratory to their exhibition. 



Specimens of Eozoon Canadense have been placed in Table-case 15 in this Room. 



In Room "VI. Various additions to the MoUuscan Fauna of the Crag have been regis- 

 tered and incorporated with the series preserved in drawers, or exhibited in the Table-case 

 in this Room. 



Considerable 



