ACCOUNTS, &C., OF fllE BRITISH MUSEUM. 65 



In Pier-case 21 the series of skulls of Sirenia, and some of Cetacea, have been mounted 

 upon stands, labelled, and arranged. 



Wall-case 25, in the Pavilion, has been re-fitted, and the remains of yEpt/orjiis, Didus, 

 Alca, &c., remounted, re-arranged, and labelled. 



Numerous specimens have been mounted and labelled, and incorporated with the series 

 of Mammalian remains in the various table-cases. 



The fine skeleton (executed in papier mache) of Dinnceras mirabile (the original of 

 which was obtained from the Eocene strata of Wyoming Territory in North America, 

 and is preserved in ifale College, New Haven Ct., United States), has been articulated 

 and mounted for exhibition in a temporary glazed case, and placed in the centre of the 

 Sonth-East Gallery, near the case containing the Rliytina. 



The reproduction of the skeleton of Halitherium Schinzii, from Darmstadt, has been 

 entirely remounted and restored, and placed on a new stand in the same glazed case with 

 the Rhytina gigas. 



A nearly complete skeleton o^ Mylodon gracilis, ohia\nQi\ from the Pleistocene Alluvial 

 deposits of the Argentine Republic, South America, has been articulated and restored, 

 and is now mounted in a large glazed case placed on the centre of the floor in the 

 Pavilion, near the Megatherium. 



Fossil Reptilia (Galleries 3, 4, and 5). — The cast of tlie head of Ichtlii/osanrus 

 acutirostris ; several fine bones of Igiianodoii from the Woalden of Hastings ; casts of the 

 skull and lower jaAv of Capif.osnurus rohustus from the Muschelkalk of Bavaria, have been 

 added to the exhibited series in the Wall-cases of this Gallery. Also a reproduction of 

 Actinodon Fmssardi, Gaudry, from the Lower Permian of Autun, France. 



Considerable progress h;is been made in reconstructing the broken fragments of 

 Metriorhgnchus from the Oxford Clay, with a view to mounting it for exhibition. 



Fossil Fishes (Gallery No. 6).— The Elasmobranch fishes have undergone entire 

 revision in accordance with the newly-prepared Catalogue of that order, and a large 

 number have in consequence been re-tableted and re-labelled. 



The recent acquisitions have all been registered, and the more important, as the 

 Coombe, Sturtz, and Harford collections have been tableted, labelled, and incorporated 

 in the various portions of the exhibition-series to which they severally belong. 



Several diagrams of fishes Jiave been prepared and mounted, and placed in the wall- 

 cases on the west side of the Gallery. 



All the duplicate vertebrata, set aside for distribution or for exchanges, have been 

 cleaned and arranged ; the smaller specimens have been placed in a series of drawers in 

 cabinets in the basement, easily accessible for purposes of examination. 



The larger duplicate vertebrates, together with a number of specimens of large fossils, 

 which cannot be exhibited in the public galleries, but which it is desirable to preserve 

 as historical specimens for reference, are arranged in a row of new glazed walhcases in 

 the N.E. Basement fitted up for that purpose. 



Ijs VERTEBRATA. 



Mollusca-Cephalopoda (Gallery No. 7).— Numerous specimens and models, illustrating 

 the structure of the Ce|)haiopoda have been added to table-case 57. 



Additional species of Bekmnitidfs from the Lias of Ross-shire, &c., have been added to 

 wall-case (No. 14). 



Upwards of 400 Eocene and Cretaceous Nautili have been prepared, mounted upon 

 tablets, named, and labelled and arranged on the slope in walhcase No. 2, and in table- 

 case No. 59. 



The unmounted specimens are arranged in 21 drawers beneath table-case JNo. 60. 



Sixty-three specimens of Jurassic Nautili have been mounted on blocks, named and 

 arranged in wall-case No. 13. 



In wall-case No. 3 have been arranged the Heteroniorpha [Crioceras, Toioceras, 

 Macroscaphites, Baailites, Turrilites, ^c); mounted on blocks with printed labels at- 

 tached to each specimen. TVT r 10/-I i 



In wall-case No. 4, 32 Ammonites from the Chalk, and m wall-case JNo. 5, 18 Creta- 

 ceous Ammonites, and in No. 6, 17 specimens have been placed, all similarly mounted on 

 blocks, with labels attached to each. , .^ , ,- , ,. -r. 1 i o 1 



A series of 17 large Ammonites from the Portland Beds, Isle of Portland, &c., have 

 been mounted on blocks and arranged in wall -case No. 6. 



Ir 

 tablets 

 The unmounted spec 



MoUusca- Gasteropoda and Lamellibranchiata (Gallery No. 8.)— The Crag Mollusca 

 and the Glacial Shells have all been mounted ui^on tablets, named and arranged in the 

 table-cases, and in the series of drawers beneath the same. 



The British Post-Pliocene Mollusca (Land and Freshwater), have all been named, and 

 are now ready for mounting and arrangement. 

 0.81. I 



