106 ACCOUNTS, ETC., Of THE BRITISH MUSEUM. 



Three hundred and two specimens from the State of 

 Indiana ; purchased. 



A hundred and eleven Freshwater Fishes from Mexico ; 

 purchased. 



Specimens of a Fish new to the collection (Pcecilia vande- 

 polli), from Cura9ao ; purchased. 



Forty-six specimens from Matto Grosso, Brazil, including 

 examples of several species new to the collection, and the 

 types of three new species {Loricaria evansii, Brachy- 

 chalcinus retrospina, and Tetragonopterus moorii) ; pre- 

 sented by S. Moore, Esq., and Dr. Evans. 



Specimens of a Freshwater Skate, from the Paraguay 

 (Toeniura muelleri), new to the collection ; presented by 

 Alfred Busk, Esq. 



Mollusca. — To this class, including Tunicata, five thousand 

 two hundred and fifteen specimens were added. In addition 

 to those already referred to, the following are most worthy 

 of note : — 



Six hundred and seventy-one microscopic preparations of 

 shell structure, described and figured in Dr. W. B. Carpenter's 

 work, " Report on the Microscopic Structure of Shells," and 

 fifty original drawings ; presented by the late Dr. P. H. 

 Carpenter. 



Twenty specimens of Oliva, including the types of sixteen 

 species described by Mr. Lovell Reeve ; purchased. 



Three abnormal specimens of Haliotis tuherculata, one of 

 them without the characteristic perforations ; presented by 

 Dr. C. C. Claremont. 



Five hundred and twenty Land and Freshwater Shells, col- 

 lected in Greece, the Islands of the Grecian Archipelago, 

 Bessarabia, and Syria, by the late Admiral Spratt ; presented 

 by Major F. T. N. Spratt, r.e. 



One hundred and seventy-nine Land, Marine, and Freshwater 

 Shells, from Algeria, South Africa, California, and Tasmania ; 

 presented by J. H. Ponsonby, Esq. 



Twenty-four Marine, Land, and Freshwater Shells, from 

 South Africa, the Shan States, Sumatra, &e., including fine 

 specimens of ' Viviparus shanensis and Myxostonia planor- 

 hulum ; presented by G. B. Sowerby, Esq. 



Two specimens of Spondylus, from Madeira, being the types 

 of S. Powelli ; presented by T. Harcourt Powell, Esq. 



One hundred and sixty-nine Marine and two hundred and 

 sixty-three Land Shells, from St. Helena, also three hundred 

 and eighty-five Marine forms, from South Africa ; presented 

 by Captain W. H. Turton, r.e. 



Forty -five Shells from the Victoria Nyanza, including types 

 new species of Ampullaria, Planorhis and Sphoerium ; 

 purchased. 



One 



