70 ACCOUNTS, &C., OF THE BRITISH MUSEUM. 



and the specimens mounted, labelled, and re-arranged, in accordance with the published 

 Catalogue of the Collection. 



The Crossopterygian Ganoids (Wall-cases, Nos. -5-7) have been under arrangement, 

 and the nomenclature of the whole series revised preparatory to fitting-up and 

 mounting for final exhibition. 



All the specimens, referred to in Part I. of the Catalogue of Fossil Fishes, have 

 been specially marked. 



The catalogued and non-catalogued specimens, in di-awers beneath Tables-cases, 

 Nos. 25-32, hav£ all been separated and labelled. 



The number of Vertebrata registered during the year was 1,837. 



Reserve Series and Duplicates. — A large number of Mammalian and Reptilian 

 remains, too large to be placed in drawers, and not sufficiently important or 

 interesting to be exhibited in the wall-cases, have been arranged in the new series of 

 glazed store-cases in the North-east Basement. 



Here are also placed a number of large remains, which are duplicates, awaiting 

 disposal. 



B. — Invertebrata. 



Mollusca ; Cephalopoda (Gallery, No. 7). — Wall-case 3. Two specimens of Crloceras 

 Botverhanhi and one of C. Renauxianus have been mounted on Mocks, labelled, and 

 added to this case. 



Wall-case 5. Sixteen Cretaceous Ammonites have been mounted on stands, and 11 

 Gault Ammonites in frames have been arranged on a slope with appropriate labels. 



Wall-case C. Six large Ammonites from Portland stone have been mounted upon 

 blocks and added to this case. 



Wall-case 7. Thirty Nautiloidea {Acfinoceras Cyrtoceras, <£-c.) have been mounted 

 on blocks ; and 88 Endoceratida; and 131 Actinoceratidas have been tableted and 

 arranged on the slopes of this case. 



Wall-case 8. Three specimens of Orthoceras chincnse have been mounted, labelled, 

 and added to this case. 



Two glazed frames, one on the right side containing a fine polished slab of 

 Orf/i!0(?(?r«s-limestone from the Upper Silurian of Bohemia ; that on the left-side 

 containing two polished sections of OrtJtoceras cJdnense, an Endoceras from Sweden, 

 and an Actinoceras from. Derbyshire, have been fixed to the north wall of this Gallery. 



Wall-case 9. Fifty-seven Ammonites from the Middle Oolite have been mounted 

 upon blocks, and 82 upon tablets, with printed labels affixed to each. 



Wall-case 10. Forty .specimens of Ammonites from the Lower Oolite have been 

 mounted on blocks and placed in this case. 



AVall-case 11. Thirty-seven Ammonites from the Upper and Middle Lias have 

 been mounted on blocks, and 81 upon tablets, and all suitably labelled. 



Wall-case 12. Forty large Ammonites from the Lower Lias and Trias have been 

 mounted upon blocks, and 111 upon tablets with labels, for this case. 



Wall-case 13. One hundred and thirty-nine Jurassic Nautili have been mounted 

 on tablets and arranged upon the slope of this case ; also 14-i " Rhvncholites " (beaks 

 of Nautili). 



Table-case, No. 60. One hundred and sixty specimens of Baculites have been 

 mounted upon tablets for this case. The unmounted specimens are arranged in 

 drawers beneath the table-case. 



A very fine slab of Ammonites planorhis, from the Lias of Frome, Somerset, has 

 been mounted on a slope between Wall-cases 11 and 12. 



A slab and a polished section of " Marston Stone," full of small Ammonites, has 

 been framed and placed between Wall-cases 12 and 13. 



The number of Cephalopoda registered during the year was 831. 



Mollusca ; Gasteropoda and Lamellibranchiaia (Gallery 8). 



The Table-cases on the East-side of this Gallery, devoted to the exhibited series of 

 British Mollusca, are now nearly completed. The Tertiary, Cretaceoiis and Car- 

 boniferous series have been all identified, and as many as can be exhibited in the 

 Table-cases, mounted and labelled. 



Of these the British Post-pliocene, Eocene, Upper Greensand, Gault, and Carboni- 

 ferous, form the larger proportion. Upwards of 1,300 specimens have been tableted 

 and arranged in the Table-cases, whilst a far larger number have been named 

 and placed in the drawers beneath. 



Wall-cases, 5a., 5b. New fittings have been introduced into these cases ; 508 

 Foreign Cretaceous Mollusca have been mounted upon tablets and named, and placed 

 upon the slopes, whilst 60 large specimens of Riulistes, Inocerami, &c., have been 

 mounted on stands and arranged upon the shelves at the back of the case. 



Detailed work has been commenced upon the the Foreign Tertiary Mollusca, and 

 four hundred and seventy -t^vo Gasteropoda from the Paris Basin have been mounted 

 on tablets and named. These are temporarily placed in a small table-case in the 

 centre of this Gallery, pending the refitting of Wall-cases 1-4. (Registration, 3,264 



specimens.) 



