DEPAUTMENT OF GEOLOGY. 145 



The Portlandian Corals have been similarly arranged, and 

 a selection has been tableted and labelled in table-case 2. 



The re-arrangement of the unexhibited collection of 

 Corallian Corals has been begun. 



Number of specimens of Anthozoa registered, 2,628. 



Hydrozoa, Porifera, and Protozoa (Gallery 10). — A 

 specimen of the problematical Lodanella, from the Lower 

 Devonian of Cornwall, has been mounted, with an explanatory 

 diagram and printed label, in table-case 15. 



Number of specimens registered, 416. 



PlantcB (Gallery 10). — A typical collection of leaves from 

 the Lower Eocene Clays of Alum Bay, Isle of Wight, has 

 been arranged, tableted, and labelled in table-case 18. 



The unexhibited collection of Rhsetic and Triassic plants 

 has been arranged and labelled in drawers. 



An exhibition of Triassic plant-remains in wall-case 14 has 

 been planned, and the fittings have been prepared. 



The arrangement, mounting, and labelling of the Carboni- 

 ferous plants in wall-case 17 have been completed. 



The base of a stem of Sigillaria, from the Coal Measures 

 of Northumberland, has been mounted on a pedestal near the 

 entrance to Gallery 10. 



New labels have been prepared for the Lower Carboni- 

 ferous Coniferous tree exhibited in the grounds of the 

 Museum. 



Number of specimens of Plantee registered, 497. 



Dynamical Collection and Tracks, &c. (Gallery 11). — 

 Some blocks of Magnesian Limestone from Durham, ex- 

 hibiting remarkable concretionary structures, have been 

 mounted on a pedestal at the North end of Gallery 11. 



An additional Geological Section drawn by William Smith 

 has been framed and exhibited with those already on the 

 wall of Gallery 11. 



Number of specimens registered, 6. 



II. — Work of Mason, Assistant Mason, and Workshop 

 Attendant. 



A large number of Tertiary mammalian remains from 

 Egypt, Greece (Pikermi), Crete, Spain (Concud), and Pata- 

 gonia (Santa Cruz) have been extricated from the matrix, 

 hardened, and prepared for study or exhibition, 



A skeleton of the pigmy hippopotamus {Hippopotamus 

 minutus), from the caverns of Crete, has been reconstructed 

 from isolated bones and mounted for exhibition ; the missing 

 parts being restored in plaster and wood. 



A plaster cast of the skeleton of Hippidium from the 

 Argentine Pampa has been mounted for exhibition ; the few 

 missing parts having been modelled in plaster. 



