DEPARTMENT OF GEOLOGY. 127 



Fossil Fishes (Gallery No. 6). — The roof of Wall-case 

 No. 14, has been glazed and provided with fittings to exhibit 

 the large specimens of Asjndorhynchus and Leedsia, which 

 have been framed. 



The labelling and tableting of the Pholidophoridae, the 

 Oligopleuridae, and Leptolepidse, in Table-cases 46, 47, and 48, 

 have been completed. 



Various new diagrams have been placed in the cases adjoin- 

 ing the specimens which they are designed to explain, and 

 descriptive labels have been added to the several family- 

 groups in Wall-cases Nos. 7 to 13. 



A slab of Carboniferous Limestone (Yoredale Series), con- 

 taining numerous teeth of Elasmobranch fishes, has been 

 framed and fixed upon the wall, between M^all-cases Nos. 3 

 and 4. 



The framing of the larger specimens of fishes in the 

 Wall-cases has also made progress. 



The revision of the nomenclature of the Cretaceous and 

 Tertiary bony-fishes (Teleostei) has proceeded in connection 

 with the preparation of Part IV. of the Catalogue of Fossil 

 Fishes. 



Fossil Fishes registered during the year, 404. 



B. — Invertebrata. 



Mollusca. — Fossil Cephalopoda (Gallery No. 7.) — Addi- 

 tional examples of recent Dibranchiate Cephalopods have 

 been added to Wall-case No. lA, in illustration of, and for 

 comparison with the fossil forms. 



The whole of the " Sowerby Collection" of Cephalopoda 

 has been removed from Gallery No. 11, and has been incor- 

 porated in the general collection in Gallery 7. 



Sixty-eight (Ammonites and Nautili) mounted on blocks 

 have been re-labelled and arranged in the wal] cases, and 

 twenty-five (Ammonites, Nautili, and Belemnites) mounted 

 on tablets, have been added to the Wall and Table-cases. 

 The remaining specimens have also been re-labelled and 

 incorporated with the collection in drawers under the Table- 

 cases. 



All the specimens mounted on blocks (80 in number), in 

 Wall-case No. 2, have been re-labelled in accordance with the 

 published Catalogue, and four Nautili have been mounted 

 and labelled and placed on the slope in the same case. Two 

 Turrilites and one Ancyloceras have been mounted on 

 blocks and labelled and added to Wall-case No. 3. 



An Ammonite from the Lithographic stone of Bavaria, also 

 four Nautili and eighteen Belemnites have been named, 

 labelled, and mounted, and added to the Wall-cases 6, 13,' 

 and 14. 



Four-hundred and twenty-nine Devonian and four hundred 

 and eighty-three Carboniferous Goniatites (with a drawing 

 of the suture-line of each species represented) have been 



