142 



ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



The names of the specimens of Triassic Ammonites have been 

 revised and a large series placed on exhibition. A similar revision 

 of the Upper Lias Ammonites is in progress. 



The slip-catalogues of the historical specimens and exhibited 

 specimens have been continued. 



Number of MoUusca registered: — Cephalopoda, 1,987; Gas- 

 tropoda, 1,209; Lamellibranchia, 505. Total, 3,701. 



Artliropoda (Gallery 8 and Workroom). — The accessions regis- 

 tered, labelled and incorporated include Cambrian Trilobites from 

 British Columbia (Cutler coll. and Walcott coll.), and from New- 

 foundland (Spath coll.) ; Middle Cambrian ArthrojDods from 

 British Columbia (Walcott coll. per Ward) ; Ordovician Ostra- 

 cods and Phyllocarids from Girvan, Ayrshire (Gray coll.); an 

 extensive series of Arthropods mainly from the Palaeozoic Rocks 

 of North America (G. J. Hinde coll.); Miocene Insects from 

 Florissant, Colorado (Cockerell coll.); Miocene (Amber) Insects 

 from Burma (Swinhoe coll.) ; Quaternary Cirripedes from Peru 

 (Bosworth coll.). 



Oligocene and Carboniferous Insects, Jurassic Odonata, 

 Jurassic Decapods, and Carboniferous Millipedes have been 

 selected, re-registered where necessary, and despatched for deter- 

 mination by various specialists. 



Tertiary Cirripedes from S. America, India, and New Zea- 

 land, Cretaceous Cirripedes from America and England, and 

 Jurassic Cirripedes from England, have been determined, ar- 

 ranged and labelled. 



Additions have been made to the exhibited series of Ordo- 

 vician and Silurian Trilobites, of Tertiary Cirripedia, and of 

 Carboniferous and Tertiary Insects. 



The slip-catalogues of exhibited specimens, of amber insects, 

 of new genera, and of additions to various series, have been 

 continued. 



Number of specimens of Artliropoda registered, 2,310. 



Ecliinoderma (Gallery 8). — The accessions registered, labelled 

 and incorporated include a large collection of Cystidea from the 

 Ordovician of Girvan (Gray coll.); Cystids and Crinoids from 

 the Lower Palaeozic Rocks of N. America (Ward) ; Blastoids 

 from the Devonian and Mississippian of the LTnited States 

 (Greger coll. and Ward) ; Crinoids from various divisions of the 

 Mississippian series in the United States (T. A. AVorthen coll.), 

 from the Burlington Limestone and St, Louis group of Mis- 

 souri (Greger coll.), from the Carboniferous of Malahide, co. 

 Dublin (L. B. Smyth coll.), from the Trias of Bosnia (Hawelka 

 coll.), from the Turonian of Germany (Jaekel coll.), and from 

 the Senonian of Surrey (Withers coll.); Crinoids, Asteroids, and 

 Echinoids from the Portlandian Hartwell Clay of Avlesbury 

 (Hollis coll.); Echinoids from the Jurassic of England (Corfield 

 coll.), from the Chalk of France (Mullins coll.) and England 

 (Withers coll.), and from the Miocene of Anguilla and Antigua 

 (J. W. Gregory coll.). 



The specimens, of Herpetocrinus from the Weiilock Lime- 

 stone have been revised, registered, and re-labelled. The revi- 



