166 ACCOUNTS, ETC. OF THE BRITISH MUSEUM. 



Twenty-three Permian, and eight Jurassic Lamellibranchia 

 from various Russian localities. 



Sixty-seven Ammonites and Belemnites from English 

 Corallian and Oxfordian rocks. 



Eleven Mollusca from the Lower Cretaceous (Urgonian) 

 from Orgon, Bouches-du-Rhone. 



Fifty two Cephalopoda, ten Lamellibranchia, and twelve 

 Gastropoda from the Upper Albian of Savoy, collected by 

 the eminent geologist De Luc. 



Twelve Ammonites and Nautiloids collected by G. E. 

 Dibley, Esq., F.G.S., from definite zones in the English Chalk. 



A coloured plaster cast of the type-specimen of the 

 largest known Ammonite (diam. 6 ft. 8 in.), Pachy discus 

 sepjpenradensis, from the Upper Cretaceous of Westphalia. 



Forty-three fossil Invertebrata, chiefly Mollusca, from the 

 Cretaceous of Catumbella, Angola. 



One fine specimen of Pecten cinctus, from the Neocomian 

 of Claxby, Lincolnshire. 



One Nautilus from the London Clay at South Kensington 

 Station, 80 feet deep. 



One Cassidaria and one Chrysodomus from the Red 

 Crag. 



Arthropoda. — Eleven Trilobites from the Ordovician of 

 France. 



Two models of Eurypterus Jischeri, and two of Hugh- 

 milleria socialis. 



Three specimens of Hugkmilleria sncialis from the 

 Upper Silurian, New York, U.S.A. 



Nine electrotypes of type and figured specimens of Coal 

 Measure Arthropods in the Bristol Museum. 



One Trilobite from the collection made by Prof. E. Koken, 

 in the Permo-Carboniferous of the Salt Range. 



Thirty-five Crustacea from the Jurassic Rocks of Glou- 

 cestershire, being part of the collection of the late E. 

 Witchell, Esq., F.G.S. 



One Crustacean from the Stonesfield Slate. 



Thirty-six Decapod Crustacea, and two hundred and 

 sixteen Phyllopoda, Ostracoda, and Insecta from the Jurassic 

 Rocks of Western and South-Western England, being part of 

 the collection of the late R. F. Tomes, Esq., f.g.s. 



Echinoderma. — Two Lepidocentrus from the Lower 

 Devonian of Bundenbach, one Paloechinus from the Lower 

 Carboniferous, Vise, Belgium, and two Cidarids from the 

 Upper Trias of the Tyrol. 



Crinoids from the Carboniferous Limestone of Bundorran, 

 Ireland. 



Two hundred and thirty-three Echinoderma from the 

 Lower Carboniferous Limestone of Tournai, Belgium ( Ad. 

 Piret Collection). 



