126 ACCOUNTS, ETC. OF THE BRITISH MUSEUM. 



series exhibited, so as to i-ender them more instructive to the 

 student. They are placed in Table-case No. 84. The Mollus- 

 coida registered amount to 1,978 specimens. 



The British Falceozoic and Mesozoic Annelida have been 

 named, mounted, and arranged in Table-case No 79. The 

 series numbers 352 specimens mounted upon 169 tablets. 

 The number of Annelida registered has been 165. 



Foreign Echinoids. — The arrangement of the collection 

 in Wall-cases 15, 16, and I7,has been completed. During the 

 year 632 specimens have been named, tableted, and arranged ; 

 the larger objects being mounted on blocks with printed 

 labels affixed to each specimen. 



Orinoidea (Table-case No. 73) — An introductory series 

 to illustrate the structure and mode of growth, etc., of the 

 Grinoidea, consisting of 72 specimens, illustrated by 

 numerous drawings, mounted upon tablets, and accompanied 

 by printed explanatory notes and descriptions, has been 

 arranged in Table-case 73. Echinodermata registered 1,594 

 specimens. 



Crustacea (Wall-cases 14a and 14b). — Thirty-one Palaeo- 

 zoic Crustacea, mounted on stands, and four diagrams have 

 been added to these cases. 



Upwards of 600 Cirripedia have been cleaned, tableted 

 afresh, and named, and are temporarily exhibited in a small 

 Table-case in the centre of this Gallery (8). 



The Crustacea and Insecta registered amount to 1,708 

 specimens. 



A fine slab of " Petworth Marble," polished on both sides 

 full of the shells of Vivipara (Paludina) fluviorwrn, 

 has been glazed and mounted in the central avenue of this 

 Gallery. 



A large mass of " Bognor rock " (Lower Eocene), chiefly 

 made up of the shells or casts of Gardita Brongniarti, Pec- 

 tunculus hrevirostris, Modiola elegans, Voluta dendata, 

 Pyrula Smithii, etc., etc., has been similarly framed and 

 glazed, and mounted in the centre of Gallery 8. 



One half of the wall-cases in this Gallery have been 

 refitted with an improved slope and steps for the better 

 exhibition of the tableted and mounted specimens ; the other 

 half will, as speedily as possible, be re-fitted in a similar 

 manner. 



Fossil Corals. — (Gallery 10.) A large slab of Limestone, of 

 Silurian age, from Wisby in the Island of Gotland, almost 

 wholly composed of Corals (showing the natural surface on 

 one side, and polished on the other side), has been mounted 

 and glazed, and fixed on a stand between Wall-cases Nos. 5 

 and 6, on the West side of this Gallery. 



Actinozoa 



