148 ACCOUNTS, ETC., OF THE BRITISH MUSEUM. 



Pisces — continued. 



Thirty-three Fishes from tropical America, including the 

 types of two new Cyprinodonts {Gamhusia yucatana and 

 Heterophallus rachovii) from Southern Mexico ; presented 

 by Herr A. Rachow. 



Thirty-five Fishes, mostly from tropical America, including 

 the types of a new Cyprinodont {Mollienisia velifera) from 

 Yucatan ; presented by Herr J. F. Arnold. 



One hundred and twenty-two Fishes from the Condoto 

 River, Colombia, including the types of three new species 

 (Sternarchus spurrellii,Bypopomus occidentalis and Sicydium 

 condotense) ; collected and presented by Dr. H. 0. F. Spurrell. 



Sixteen Fishes from Chile and Argentina ; presented by 

 Dr. F. Franck. 



Australasia. 



Two Cyprinodont Fishes from Celebes, co-types of Haplo- 

 chilus sarasinorum, new to the collection ; received in exchange 

 from the Basle Museum. 



Two Atherinid Fishes from New Guinea, co-types of Aristeus 

 lorice ; received in exchange from the Genoa Museum. 



An Atherinid Fish from the Aru Islands, co-type of 

 Rhomb atr actus senckenbergianus ; received in exchange from 

 the Senckenberg Museum, Frankfurt. 



Three hundred and eleven Fishes from New South Wales, 

 including examples of several species new to the collection ; 

 presented by D. G. Stead, Esq. 



Two examples of Belonopterygium fasciolatum, a new 

 Percoid Fish from Lord Howe Island ; presented by A. R. 

 McCulloch, Esq. 



Antarctica. 



Sixty-four Fishes from South Georgia, including examples 

 of Farachcenichthys georgianus, new to the collection ; collected 

 by Mr. P. Stammwitz ; presented by the British Association 

 and the Zoological Society of London. 



TUNICATA. 



One hundred and sixty specimens of Tunicata were received, 

 the most important of which were numerous schizotypes and 

 co-types ; obtained by exchange with the Berlin Museum. 



MOLLUSCA. 



The total number of acquisitions during the year amounts to 

 three thousand seven hundred and twenty-one ; two thousand 

 seven hundred and fifty-four were presented, representing 

 eighty-seven separate donations, and nine hundred and sixty- 

 seven were purchased. 



