168 accounts, etc., of the british moseum. 



Depaktment of Geology. 



T. — Arrangement and Conservation. 



Mammalia (Galleries 1 and 2). — Part of a skeleton of 

 Oreodon from the White River Formation of Wyoming has 

 been mounted in pier-case 13, and the remains of Camelidse in 

 the same case have been cleaned. 



A skull and mandible of Bos primigenius from Essex have 

 been mounted on the top of pier-case 17. 



Several drawers of unexhibited remains of Rodentia in 

 table-case 16 have been arranged and labelled. 



The small teeth of Mastodon in table-case 23 have been 

 re-tableted with new printed labels. 



A mandible of Elepltas primiigenius from Hungary has 

 been placed in pier-case 31. 



The remains of Elephas from India in pier-case 34 are being 

 mounted and re- arranged. 



Part of a mandible of DinotheriuTn hohleyi from British 

 East Africa has been mounted in wall-case 43. 



Numerous Tertiary Mammalian remains from Baluchistan 

 have been prepared for study, and progress has been made with 

 a restored model of the skeleton of Arsinoithevium zitteli. 



All acquisitions during the year have been registered and 

 incorporated. 



Number of specimens of Mammalia registered, 660. 



Aves (Gallery 2). — The only specimens incorporated during 

 the year are a few bird-bones from the Lake Dwellings of 

 Holderness, Yorkshire, discovered and presented by Thomas 

 Boynton, Esq. 



Number of specimens of Aves registered, 9. 



Reptilia and. Batrachia (Galleries 3, 4, 5, 11). — A jaw 

 of MachimosauTus from the Kimmeridge Clay has been 

 mounted on the wall above wall-case 3. 



A plaster-cast of the skin of Trachodon from the Upper 

 Cretaceous of Wyoming, U.S.A., has been placed in wall-case 8. 



A skull of Triceratops prorsus from the Upper Cretaceous 

 of VYyoming, U.S.A., has been prepared and mounted on a 

 special stand in the middle of the Gallery. 



The Stegosaurian Dinosaurs have been studied and their 

 nomenclature revised. 



Dinosaurian remains from the Cretaceous of Transsylvania 

 have been sorted and registered. 



A plaster-cast of the skull and mandible of a gigantic turtle 

 (Archelon ischyros) from the Chalk of Kansas has been 

 mounted on the top of wall-case 18. 



